The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
A.Schluman Inc.CVR com com 808cvr104 0 15,124 SH   SOLE   0 0 15,124
AT&T COM 00206r102 2,862 85,220 SH   SOLE   0 0 85,220
AllianceBernstein Holdings, LP COM 01881g106 628 20,625 SH   SOLE   0 0 20,625
Ameren Corp COM 023608102 21,620 341,980 SH   SOLE   0 0 341,980
Clearway Energy, Inc. COM 18539c204 22,539 1,170,847 SH   SOLE   0 0 1,170,847
Enbridge Energy Mgmt. COM 29250x103 698 63,927 SH   SOLE   0 0 63,927
Enbridge Energy Partners L.P. COM 29250R106 157 14,300 SH   SOLE   0 0 14,300
Enbridge Inc. COM 29250n105 2,395 74,184 SH   SOLE   0 0 74,184
Energy Transfer Equity LP COM 29373v100 38,906 2,232,106 SH   SOLE   0 0 2,232,106
Energy Transfer Partners LP COM 29278n103 539 24,228 SH   SOLE   0 0 24,228
Enterprise Prod Partners COM 293792107 67,470 2,348,433 SH   SOLE   0 0 2,348,433
Evergy, Inc. COM 30034w106 11,160 203,203 SH   SOLE   0 0 203,203
HCP, Inc. COM 40414l109 6,400 243,150 SH   SOLE   0 0 243,150
Kinder Morgan Inc. COM 49456b101 2,225 125,508 SH   SOLE   0 0 125,508
Liberty Property Tr COM 531172104 4,693 111,083 SH   SOLE   0 0 111,083
MPLX LP COM 55336v100 587 16,915 SH   SOLE   0 0 16,915
Magellan Midstream Partners, L COM 559080106 51,080 754,281 SH   SOLE   0 0 754,281
NextEra Energy Partners COM 65341b106 62,798 1,294,807 SH   SOLE   0 0 1,294,807
NextEra Energy, Inc. COM 65339F101 27,534 164,286 SH   SOLE   0 0 164,286
PPL Corporation COM 69351t106 11,383 389,023 SH   SOLE   0 0 389,023
Pattern Energy Group, Inc. COM 70338p100 34,506 1,736,606 SH   SOLE   0 0 1,736,606
Pembina Pipeline Corp. COM 706327103 507 14,930 SH   SOLE   0 0 14,930
Plains All American Pipeline L COM 726503105 2,777 111,050 SH   SOLE   0 0 111,050
Sunoco LP COM 86765k109 338 11,428 SH   SOLE   0 0 11,428
Teekay LNG Partners COM y8564m105 456 27,277 SH   SOLE   0 0 27,277
Verizon Comm COM 92343V104 5,098 95,492 SH   SOLE   0 0 95,492
Williams Companies Inc COM 969457100 2,527 92,950 SH   SOLE   0 0 92,950
Williams Companies Inc COM 969457100 43 1,590 SH   SOLE   0 0 1,590
3M Company COM 88579y101 3,110 14,761 SH   SOLE   0 0 14,761
ABB Ltd. COM 000375204 326 13,800 SH   SOLE   0 0 13,800
Abbott Laboratories COM 002824100 19,151 261,060 SH   SOLE   0 0 261,060
Advance Auto Parts COM 00751Y106 1,387 8,238 SH   SOLE   0 0 8,238
AerCap Holdings N.V. COM N00985106 2,496 43,400 SH   SOLE   0 0 43,400
Air Lease COM 00912x302 16,342 356,185 SH   SOLE   0 0 356,185
Air Products COM 009158106 286 1,711 SH   SOLE   0 0 1,711
Alibaba Group Holdings Ltd COM 01609w102 2,451 14,878 SH   SOLE   0 0 14,878
Allergan Inc. COM G0177J108 2,736 14,365 SH   SOLE   0 0 14,365
Alphabet, Inc. Cl A COM 02079k305 26,867 22,258 SH   SOLE   0 0 22,258
Alphabet, Inc. Cl C COM 02079k107 352 295 SH   SOLE   0 0 295
Amazon.com Inc. COM 023135106 31,762 15,857 SH   SOLE   0 0 15,857
American Express COM 025816109 823 7,733 SH   SOLE   0 0 7,733
American Intl. Group COM 026874784 2,322 43,606 SH   SOLE   0 0 43,606
Anheuser-Busch InBev SA/NV COM 03524A108 7,053 80,545 SH   SOLE   0 0 80,545
Anheuser-Busch Inbev ADR COM 03524A108 508 5,800 SH   SOLE   0 0 5,800
Apple Computer COM 037833100 28,424 125,913 SH   SOLE   0 0 125,913
Ashland Inc. COM 044186104 377 4,490 SH   SOLE   0 0 4,490
Automatic Data Processing COM 053015103 3,282 21,785 SH   SOLE   0 0 21,785
Bank of America COM 060505104 16,667 565,755 SH   SOLE   0 0 565,755
Becton Dickinson COM 075887109 15,243 58,403 SH   SOLE   0 0 58,403
Blackstone Group COM 09253U108 3,062 80,400 SH   SOLE   0 0 80,400
Boeing Company COM 097023105 704 1,894 SH   SOLE   0 0 1,894
Brkshire Hathaway A COM 084670108 960 3 SH   SOLE   0 0 3
Brkshire Hathaway B COM 084670702 4,680 21,859 SH   SOLE   0 0 21,859
CSX Corp. COM 126408103 14,054 189,790 SH   SOLE   0 0 189,790
CVS Health Corp COM 126650100 4,455 56,588 SH   SOLE   0 0 56,588
Cadence Design COM 127387108 418 9,224 SH   SOLE   0 0 9,224
Carnival Corporation COM 143658300 11,619 182,196 SH   SOLE   0 0 182,196
Caterpillar COM 149123101 328 2,150 SH   SOLE   0 0 2,150
Centene Corp COM 15135B101 255 1,762 SH   SOLE   0 0 1,762
Charles Schwab COM 808513105 286 5,825 SH   SOLE   0 0 5,825
Chevron COM 166764100 2,966 24,256 SH   SOLE   0 0 24,256
Chubb Ltd. COM H1467J104 527 3,946 SH   SOLE   0 0 3,946
Cisco Systems COM 17275R102 1,601 32,909 SH   SOLE   0 0 32,909
Citigroup COM 172967424 22,242 310,038 SH   SOLE   0 0 310,038
Coca Cola Co. COM 191216100 719 15,566 SH   SOLE   0 0 15,566
Colgate Palmolive COM 194162103 3,491 52,136 SH   SOLE   0 0 52,136
Comcast Cl A COM 20030N101 337 9,524 SH   SOLE   0 0 9,524
ConocoPhillips COM 20825C104 2,905 37,531 SH   SOLE   0 0 37,531
Corning COM 219350105 307 8,700 SH   SOLE   0 0 8,700
Costco Wholesale COM 22160K105 4,719 20,092 SH   SOLE   0 0 20,092
Deere & Co. COM 244199105 506 3,366 SH   SOLE   0 0 3,366
Delta Airlines COM 247361702 16,333 282,431 SH   SOLE   0 0 282,431
Dentsply Sirona COM 24906P109 1,779 47,140 SH   SOLE   0 0 47,140
Discovery Inc. A COM 25470f104 315 9,831 SH   SOLE   0 0 9,831
Discovery Inc. C COM 25470f302 976 33,011 SH   SOLE   0 0 33,011
Dollar General COM 256677105 6,184 56,580 SH   SOLE   0 0 56,580
Dollar Tree Inc. COM 256746108 5,877 72,070 SH   SOLE   0 0 72,070
DowDuPont COM 26078j100 444 6,903 SH   SOLE   0 0 6,903
Eli Lilly COM 532457108 522 4,860 SH   SOLE   0 0 4,860
Emerson Electric Co. COM 291011104 991 12,938 SH   SOLE   0 0 12,938
Estee Lauder COM 518439104 1,054 7,250 SH   SOLE   0 0 7,250
Exxon Mobil COM 30231G102 2,949 34,690 SH   SOLE   0 0 34,690
Facebook COM 30303M102 4,729 28,753 SH   SOLE   0 0 28,753
Facebook COM 30303M102 56 340 SH   SOLE   0 0 340
Fedex COM 31428x106 19,870 82,520 SH   SOLE   0 0 82,520
Fomento Economico Mexicano SA COM 344419106 3,872 39,120 SH   SOLE   0 0 39,120
Gamco Investors A COM 361438104 278 11,888 SH   SOLE   0 0 11,888
General Electric COM 369604103 762 67,483 SH   SOLE   0 0 67,483
Genuine Parts COM 372460105 962 9,677 SH   SOLE   0 0 9,677
Henry Schein COM 806407102 2,435 28,640 SH   SOLE   0 0 28,640
Home Depot COM 437076102 12,350 59,618 SH   SOLE   0 0 59,618
Huntington Bancshares Inc. COM 446150104 10,184 682,598 SH   SOLE   0 0 682,598
IBM COM 459200101 1,126 7,448 SH   SOLE   0 0 7,448
Illinois Tool Works COM 452308109 1,043 7,389 SH   SOLE   0 0 7,389
Intel Corp. COM 458140100 520 11,004 SH   SOLE   0 0 11,004
Invesco COM G491BT108 904 39,496 SH   SOLE   0 0 39,496
J.P. Morgan Chase COM 46625h100 39,927 353,836 SH   SOLE   0 0 353,836
Johnson & Johnson COM 478160104 11,771 85,194 SH   SOLE   0 0 85,194
KKR & Co. Inc. COM 48251W104 2,902 106,400 SH   SOLE   0 0 106,400
Kimberly Clark COM 494368103 2,091 18,400 SH   SOLE   0 0 18,400
LKQ Corporation COM 501889208 532 16,800 SH   SOLE   0 0 16,800
Liberty Sirius Group C COM 531229607 302 6,948 SH   SOLE   0 0 6,948
McDonald's Corp. COM 580135101 320 1,910 SH   SOLE   0 0 1,910
Medtronic COM G5960L103 16,952 172,329 SH   SOLE   0 0 172,329
Merck COM 58933y105 5,606 79,029 SH   SOLE   0 0 79,029
Mesabi Trust COM 590672101 285 10,762 SH   SOLE   0 0 10,762
MetLife COM 59156R108 1,242 26,580 SH   SOLE   0 0 26,580
Microsoft COM 594918104 28,736 251,252 SH   SOLE   0 0 251,252
Mondelez International Inc. COM 609207105 438 10,200 SH   SOLE   0 0 10,200
NRG Energy COM 629377508 12,746 340,792 SH   SOLE   0 0 340,792
Nestle Spons ADR COM 641069406 9,502 114,203 SH   SOLE   0 0 114,203
Noble Energy COM 655044105 1,601 51,330 SH   SOLE   0 0 51,330
Northrup Grumman COM 666807102 317 1,000 SH   SOLE   0 0 1,000
Northway Financial COM 667270201 287 8,952 SH   SOLE   0 0 8,952
Novartis COM 66987V109 5,686 65,993 SH   SOLE   0 0 65,993
Oracle COM 68389X105 345 6,700 SH   SOLE   0 0 6,700
Pepsico COM 713448108 4,040 36,132 SH   SOLE   0 0 36,132
Pfizer COM 717081103 6,779 153,828 SH   SOLE   0 0 153,828
Phillips 66 COM 718546104 2,052 18,202 SH   SOLE   0 0 18,202
Praxair COM 74005P104 6,678 41,551 SH   SOLE   0 0 41,551
Procter & Gamble COM 742718109 6,250 75,096 SH   SOLE   0 0 75,096
Roche Holding AG COM 771195104 3,445 114,210 SH   SOLE   0 0 114,210
Royal Caribbean Cruise Ltd. COM v7780t103 15,672 120,607 SH   SOLE   0 0 120,607
Royal Dutch Shell COM 780259206 1,709 25,086 SH   SOLE   0 0 25,086
S&P Global Inc. COM 78409V104 313 1,600 SH   SOLE   0 0 1,600
SPDR Index Shs S&P China COM 78463X400 715 7,400 SH   SOLE   0 0 7,400
SPDR S&P 500 ETF COM 78462f103 4,160 14,310 SH   SOLE   0 0 14,310
SPDR S&P Midcap 400 EFT COM 78467y107 261 710 SH   SOLE   0 0 710
Schlumberger COM 806857108 3,714 60,972 SH   SOLE   0 0 60,972
Sherwin Williams Co. COM 824348106 2,215 4,865 SH   SOLE   0 0 4,865
Southwest Airlines COM 844741108 9,810 157,091 SH   SOLE   0 0 157,091
State Street Corp COM 857477103 558 6,664 SH   SOLE   0 0 6,664
Stryker Corp COM 863667101 2,463 13,862 SH   SOLE   0 0 13,862
Sysco COM 871829107 2,898 39,569 SH   SOLE   0 0 39,569
Thermo Fisher Scientific COM 883556102 6,570 26,917 SH   SOLE   0 0 26,917
Thomson Reuters Corp. COM 884903105 200 4,379 SH   SOLE   0 0 4,379
Tiffany & Co. COM 886547108 1,092 8,469 SH   SOLE   0 0 8,469
Twenty-First Century Fox COM 90130A101 783 16,897 SH   SOLE   0 0 16,897
UBS Group AG COM H42097107 674 42,850 SH   SOLE   0 0 42,850
Unilever NV NY COM 904784709 5,146 92,635 SH   SOLE   0 0 92,635
Union Pacific COM 907818108 17,494 107,436 SH   SOLE   0 0 107,436
United Technologies COM 913017109 456 3,258 SH   SOLE   0 0 3,258
UnitedHealth Group COM 91324P102 798 3,000 SH   SOLE   0 0 3,000
Viacom Class B COM 92553p201 274 8,116 SH   SOLE   0 0 8,116
Visa COM 92826c839 19,316 128,695 SH   SOLE   0 0 128,695
W. W. Grainger COM 384802104 419 1,173 SH   SOLE   0 0 1,173
W.R.Grace& Co. COM 38388f108 222 3,103 SH   SOLE   0 0 3,103
WPP Plc ADR COM 92937A102 1,416 19,330 SH   SOLE   0 0 19,330
Walt Disney COM 254687106 1,474 12,604 SH   SOLE   0 0 12,604
Wells Fargo COM 949746101 869 16,537 SH   SOLE   0 0 16,537
WisdomTree Germany Hedged Equi COM 97717w448 869 29,050 SH   SOLE   0 0 29,050
iShares Russell 1000 Growth ET COM 464287614 328 2,100 SH   SOLE   0 0 2,100
iShares Russell 2000 Value ETF COM 464287630 277 2,080 SH   SOLE   0 0 2,080
iShares US Technology COM 464287721 660 3,400 SH   SOLE   0 0 3,400