<?xml version='1.0' encoding='UTF-8' standalone='yes'?>
<informationTable xmlns='http://www.sec.gov/edgar/document/thirteenf/informationtable' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'>
	<infoTable>
		<nameOfIssuer>Abbott Laboratories</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>002824100</cusip>
		<value>266634</value>
		<shrsOrPrnAmt>
			<sshPrnamt>2597</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>2197</Sole>
			<Shared>0</Shared>
			<None>400</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Abbvie Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>00287Y109</cusip>
		<value>384522</value>
		<shrsOrPrnAmt>
			<sshPrnamt>1768</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1768</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Aflac Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>001055102</cusip>
		<value>13344137</value>
		<shrsOrPrnAmt>
			<sshPrnamt>121631</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>120331</Sole>
			<Shared>0</Shared>
			<None>1300</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Alphabet Inc Cl C</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>02079K107</cusip>
		<value>11846457</value>
		<shrsOrPrnAmt>
			<sshPrnamt>41297</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>41047</Sole>
			<Shared>0</Shared>
			<None>250</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Amazon.com Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>023135106</cusip>
		<value>333232</value>
		<shrsOrPrnAmt>
			<sshPrnamt>1600</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1600</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Apple Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>037833100</cusip>
		<value>710612</value>
		<shrsOrPrnAmt>
			<sshPrnamt>2800</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>2800</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Arthur J Gallagher &amp; Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>363576109</cusip>
		<value>14453250</value>
		<shrsOrPrnAmt>
			<sshPrnamt>66734</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>65934</Sole>
			<Shared>0</Shared>
			<None>800</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Asbury Automotive Group</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>043436104</cusip>
		<value>7606334</value>
		<shrsOrPrnAmt>
			<sshPrnamt>38925</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>38600</Sole>
			<Shared>0</Shared>
			<None>325</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Auto Zone Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>053332102</cusip>
		<value>580978</value>
		<shrsOrPrnAmt>
			<sshPrnamt>172</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>172</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Berkshire Hathaway Inc Cl A</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>084670108</cusip>
		<value>5745120</value>
		<shrsOrPrnAmt>
			<sshPrnamt>8</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>8</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Berkshire Hathaway Inc Cl B</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>084670702</cusip>
		<value>21933942</value>
		<shrsOrPrnAmt>
			<sshPrnamt>45772</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>44972</Sole>
			<Shared>0</Shared>
			<None>800</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Brookfield Asset Management Lt</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>113004105</cusip>
		<value>2453462</value>
		<shrsOrPrnAmt>
			<sshPrnamt>55196</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>54596</Sole>
			<Shared>0</Shared>
			<None>600</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Brookfield Corporation</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>11271J107</cusip>
		<value>6164309</value>
		<shrsOrPrnAmt>
			<sshPrnamt>152318</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>150893</Sole>
			<Shared>0</Shared>
			<None>1425</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Bruker Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>116794108</cusip>
		<value>4791968</value>
		<shrsOrPrnAmt>
			<sshPrnamt>132668</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>131643</Sole>
			<Shared>0</Shared>
			<None>1025</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Canadian National Railway Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>136375102</cusip>
		<value>3430874</value>
		<shrsOrPrnAmt>
			<sshPrnamt>33384</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>33384</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Canadian Pacific Kansas City L</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>13646K108</cusip>
		<value>7052892</value>
		<shrsOrPrnAmt>
			<sshPrnamt>89663</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>88413</Sole>
			<Shared>0</Shared>
			<None>1250</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Cardinal Resources</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>14153Q108</cusip>
		<value>0</value>
		<shrsOrPrnAmt>
			<sshPrnamt>100000</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>100000</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Charles River Labs Int'l</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>159864107</cusip>
		<value>4922115</value>
		<shrsOrPrnAmt>
			<sshPrnamt>28534</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>28234</Sole>
			<Shared>0</Shared>
			<None>300</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Chevron Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>166764100</cusip>
		<value>6449901</value>
		<shrsOrPrnAmt>
			<sshPrnamt>31174</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>30534</Sole>
			<Shared>0</Shared>
			<None>640</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Chubb Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>H1467J104</cusip>
		<value>11160495</value>
		<shrsOrPrnAmt>
			<sshPrnamt>34242</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>33992</Sole>
			<Shared>0</Shared>
			<None>250</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Coca Cola Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>191216100</cusip>
		<value>1051391</value>
		<shrsOrPrnAmt>
			<sshPrnamt>13825</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>13825</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Coherent, Inc.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>19247G107</cusip>
		<value>333494</value>
		<shrsOrPrnAmt>
			<sshPrnamt>1400</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1400</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Colgate Palmolive Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>194162103</cusip>
		<value>326431</value>
		<shrsOrPrnAmt>
			<sshPrnamt>3830</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>3330</Sole>
			<Shared>0</Shared>
			<None>500</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Constellium SE</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>F21107101</cusip>
		<value>750182</value>
		<shrsOrPrnAmt>
			<sshPrnamt>30520</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>30520</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Costco Wholesale Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>22160K105</cusip>
		<value>1276213</value>
		<shrsOrPrnAmt>
			<sshPrnamt>1281</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1281</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Crimson Wine Group Ltd</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>22662X100</cusip>
		<value>1119862</value>
		<shrsOrPrnAmt>
			<sshPrnamt>253937</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>253937</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Cullen/Frost Bankers, Inc.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>229899109</cusip>
		<value>7353931</value>
		<shrsOrPrnAmt>
			<sshPrnamt>53647</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>53147</Sole>
			<Shared>0</Shared>
			<None>500</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Dino Polska SA Adr</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>25445T106</cusip>
		<value>896556</value>
		<shrsOrPrnAmt>
			<sshPrnamt>97135</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>97135</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Disney Walt</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>254687106</cusip>
		<value>9125644</value>
		<shrsOrPrnAmt>
			<sshPrnamt>94684</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>93834</Sole>
			<Shared>0</Shared>
			<None>850</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Dominion Energy, Inc.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>25746U109</cusip>
		<value>320846</value>
		<shrsOrPrnAmt>
			<sshPrnamt>5190</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>5190</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Elevance Health Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>036752103</cusip>
		<value>10884152</value>
		<shrsOrPrnAmt>
			<sshPrnamt>37179</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>37004</Sole>
			<Shared>0</Shared>
			<None>175</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Fifth Third Bancorp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>316773100</cusip>
		<value>10301483</value>
		<shrsOrPrnAmt>
			<sshPrnamt>221728</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>219628</Sole>
			<Shared>0</Shared>
			<None>2100</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>First National of Nebraska Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>335720108</cusip>
		<value>429054</value>
		<shrsOrPrnAmt>
			<sshPrnamt>26</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>26</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>HCA Healthcare Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>40412C101</cusip>
		<value>12121569</value>
		<shrsOrPrnAmt>
			<sshPrnamt>25614</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>25439</Sole>
			<Shared>0</Shared>
			<None>175</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Hershey Foods Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>427866108</cusip>
		<value>10646878</value>
		<shrsOrPrnAmt>
			<sshPrnamt>51214</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>50889</Sole>
			<Shared>0</Shared>
			<None>325</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Johnson &amp; Johnson</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>478160104</cusip>
		<value>10797159</value>
		<shrsOrPrnAmt>
			<sshPrnamt>44171</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>44171</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>LKQ Corporation</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>501889208</cusip>
		<value>3215516</value>
		<shrsOrPrnAmt>
			<sshPrnamt>109483</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>108533</Sole>
			<Shared>0</Shared>
			<None>950</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Lincoln Electric Holdings Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>533900106</cusip>
		<value>10172427</value>
		<shrsOrPrnAmt>
			<sshPrnamt>40840</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>40565</Sole>
			<Shared>0</Shared>
			<None>275</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>MSC Industrial Direct Co.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>553530106</cusip>
		<value>3761017</value>
		<shrsOrPrnAmt>
			<sshPrnamt>40761</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>40503</Sole>
			<Shared>0</Shared>
			<None>258</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>MarineMax, Inc.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>567908108</cusip>
		<value>3511360</value>
		<shrsOrPrnAmt>
			<sshPrnamt>129762</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>128762</Sole>
			<Shared>0</Shared>
			<None>1000</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>McDonalds Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>580135101</cusip>
		<value>2783124</value>
		<shrsOrPrnAmt>
			<sshPrnamt>8955</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>8955</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Microsoft Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>594918104</cusip>
		<value>13689627</value>
		<shrsOrPrnAmt>
			<sshPrnamt>36982</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>36532</Sole>
			<Shared>0</Shared>
			<None>450</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Nelnet</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>64031N108</cusip>
		<value>8571584</value>
		<shrsOrPrnAmt>
			<sshPrnamt>66467</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>65967</Sole>
			<Shared>0</Shared>
			<None>500</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Nestle S.A. Spons ADR</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>641069406</cusip>
		<value>642155</value>
		<shrsOrPrnAmt>
			<sshPrnamt>6580</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>6580</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Nextera Energy Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>65339F101</cusip>
		<value>278640</value>
		<shrsOrPrnAmt>
			<sshPrnamt>3000</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1600</Sole>
			<Shared>0</Shared>
			<None>1400</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Pepsico Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>713448108</cusip>
		<value>1308784</value>
		<shrsOrPrnAmt>
			<sshPrnamt>8428</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>8428</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Pfizer Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>717081103</cusip>
		<value>5359293</value>
		<shrsOrPrnAmt>
			<sshPrnamt>190858</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>188233</Sole>
			<Shared>0</Shared>
			<None>2625</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Phillips 66</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>718546104</cusip>
		<value>15776606</value>
		<shrsOrPrnAmt>
			<sshPrnamt>86599</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>85974</Sole>
			<Shared>0</Shared>
			<None>625</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Procter &amp; Gamble Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>742718109</cusip>
		<value>963270</value>
		<shrsOrPrnAmt>
			<sshPrnamt>6669</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>6669</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Sky Harbour Group Corp Cl A</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>83085C107</cusip>
		<value>2622432</value>
		<shrsOrPrnAmt>
			<sshPrnamt>272319</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>270569</Sole>
			<Shared>0</Shared>
			<None>1750</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>SunOpta Inc.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>8676EP108</cusip>
		<value>243000</value>
		<shrsOrPrnAmt>
			<sshPrnamt>37500</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>37500</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Texas Pacific Land Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>88262P102</cusip>
		<value>53575451</value>
		<shrsOrPrnAmt>
			<sshPrnamt>112895</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>112070</Sole>
			<Shared>0</Shared>
			<None>825</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Thermo Fisher Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>883556102</cusip>
		<value>6616485</value>
		<shrsOrPrnAmt>
			<sshPrnamt>13461</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>13161</Sole>
			<Shared>0</Shared>
			<None>300</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Vulcan Materials Co</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>929160109</cusip>
		<value>5299503</value>
		<shrsOrPrnAmt>
			<sshPrnamt>19462</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>19287</Sole>
			<Shared>0</Shared>
			<None>175</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Walmart Inc</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>931142103</cusip>
		<value>391482</value>
		<shrsOrPrnAmt>
			<sshPrnamt>3150</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>3150</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Wheaton Precious Metals Corp</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>962879102</cusip>
		<value>327525</value>
		<shrsOrPrnAmt>
			<sshPrnamt>2500</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>2500</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>SPDR S&amp;P 500</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>78462F103</cusip>
		<value>1476272</value>
		<shrsOrPrnAmt>
			<sshPrnamt>2270</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>2270</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>iShares Core S&amp;P 500 ETF</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>464287200</cusip>
		<value>326605</value>
		<shrsOrPrnAmt>
			<sshPrnamt>500</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>500</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>Costamare Inc. 8.50 Preferred</nameOfIssuer>
		<titleOfClass>PRD</titleOfClass>
		<cusip>Y1771G128</cusip>
		<value>821754</value>
		<shrsOrPrnAmt>
			<sshPrnamt>30893</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>29568</Sole>
			<Shared>0</Shared>
			<None>1325</None>
		</votingAuthority>
	</infoTable>
</informationTable>
