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
3M CO. COM 88579Y101 3,445 21,504 SH   SOLE   0 0 21,504
ABBOTT LABORATORIES COM 002824100 9,795 90,004 SH   SOLE   0 0 90,004
ABBVIE INC COM 00287Y109 1,540 17,577 SH   SOLE   0 0 17,577
ADOBE SYSTEMS INCORPORATED COM 00724F101 7,140 14,558 SH   SOLE   0 0 14,558
AIR PRODUCTS & CHEMICALS COM 009158106 407 1,368 SH   SOLE   0 0 1,368
ALLSTATE CORPORATION COM 020002101 610 6,483 SH   SOLE   0 0 6,483
ALPHABET INC NON-VOTING CL C COM 02079K107 9,383 6,385 SH   SOLE   0 0 6,385
ALPHABET INC VOTING CL A COM 02079K305 715 488 SH   SOLE   0 0 488
AMAZON.COM INC COM 023135106 13,634 4,330 SH   SOLE   0 0 4,330
AMERICAN ELECTRIC POWER COM 025537101 213 2,606 SH   SOLE   0 0 2,606
AMERICAN EXPRESS INC COM 025816109 2,758 27,515 SH   SOLE   0 0 27,515
AMGEN INC COM 031162100 1,257 4,946 SH   SOLE   0 0 4,946
APPLE INC COM 037833100 20,858 180,105 SH   SOLE   0 0 180,105
ARCHER DANIELS MIDLAND CO COM 039483102 1,156 24,876 SH   SOLE   0 0 24,876
AT&T CORP NEW COM 00206R102 1,734 60,826 SH   SOLE   0 0 60,826
ATMOS ENERGY CORP COM 049560105 1,894 19,819 SH   SOLE   0 0 19,819
BANK OF AMERICA COM 060505104 1,012 41,992 SH   SOLE   0 0 41,992
BANK OF NEW YORK MELLON CORP COM 064058100 658 19,175 SH   SOLE   0 0 19,175
BECTON DICKINSON COM 075887109 9,883 42,475 SH   SOLE   0 0 42,475
BERKSHIRE HATHAWAY INC DEL CLA COM 084670108 3,520 11 SH   SOLE   0 0 11
BERKSHIRE HATHAWAY INC DEL CLA COM 084670702 854 4,010 SH   SOLE   0 0 4,010
BOEING COM 097023105 1,586 9,598 SH   SOLE   0 0 9,598
BRISTOL-MYERS SQUIBB COMPANY COM 110122108 895 14,839 SH   SOLE   0 0 14,839
C S X CORPORATION COM 126408103 544 7,000 SH   SOLE   0 0 7,000
CABLE ONE INC COM 12685J105 730 387 SH   SOLE   0 0 387
CARRIER GLOBAL COM 14448C104 515 16,847 SH   SOLE   0 0 16,847
CATERPILLAR INCORPORATED COM 149123101 5,383 36,091 SH   SOLE   0 0 36,091
CHEMOURS CO COM 163851108 14,697 702,885 SH   SOLE   0 0 702,885
CHEVRON CORP COM 166764100 3,937 54,683 SH   SOLE   0 0 54,683
CHURCH & DWIGHT CO INC COM 171340102 13,592 145,044 SH   SOLE   0 0 145,044
CISCO SYSTEMS INC COM 17275R102 5,878 149,228 SH   SOLE   0 0 149,228
COCA-COLA COMPANY COM 191216100 2,011 40,728 SH   SOLE   0 0 40,728
COLGATE-PALMOLIVE COMPANY COM 194162103 459 5,952 SH   SOLE   0 0 5,952
COMCAST CORP NEW CL A COM 20030N101 288 6,222 SH   SOLE   0 0 6,222
CORNING INC. COM 219350105 788 24,300 SH   SOLE   0 0 24,300
CORTEVA INC COM 22052L104 30,660 1,064,220 SH   SOLE   0 0 1,064,220
CVS CAREMARK CORPORATION COM 126650100 464 7,950 SH   SOLE   0 0 7,950
DANAHER CORP COM 235851102 900 4,180 SH   SOLE   0 0 4,180
DEERE AND CO. COM 244199105 249 1,125 SH   SOLE   0 0 1,125
DENTSPLY SIRONA INC COM 24906P109 1,546 35,349 SH   SOLE   0 0 35,349
DISCOVER FINANCIAL SERVICES COM 254709108 346 5,987 SH   SOLE   0 0 5,987
DOMINION RESOURCES INC OF VA COM 25746U109 4,290 54,347 SH   SOLE   0 0 54,347
DOVER CORPORATION COM 260003108 248 2,285 SH   SOLE   0 0 2,285
DOW CHEMICAL COMPANY (THE) COM 260543103 51,739 1,099,661 SH   SOLE   0 0 1,099,661
DTE ENERGY COM 233331107 346 3,011 SH   SOLE   0 0 3,011
DU PONT (E.I.) DE NEMOURS & CO COM 263534109 61,134 1,101,912 SH   SOLE   0 0 1,101,912
DUKE ENERGY CORP COM 26441C204 1,410 15,921 SH   SOLE   0 0 15,921
ELI LILLY & CO COM 532457108 714 4,822 SH   SOLE   0 0 4,822
EMERSON ELECTRIC CO. COM 291011104 932 14,206 SH   SOLE   0 0 14,206
ENBRIDGE INC. COM 29250N105 717 24,567 SH   SOLE   0 0 24,567
ESSENTIAL UTILITIES INC COM 29670G102 6,565 163,096 SH   SOLE   0 0 163,096
EXXON MOBIL CORPORATION COM 30231G102 4,928 143,548 SH   SOLE   0 0 143,548
FEDERAL REALTY INV TR S B I COM 313747206 780 10,614 SH   SOLE   0 0 10,614
FEDEX CORP COM 31428X106 7,110 28,269 SH   SOLE   0 0 28,269
FISERV INC COM 337738108 318 3,090 SH   SOLE   0 0 3,090
FRANKLIN RESOURCES INC COM 354613101 460 22,585 SH   SOLE   0 0 22,585
GENERAL ELECTRIC COMPANY COM 369604103 1,029 165,165 SH   SOLE   0 0 165,165
GENERAL MILLS INC COM 370334104 751 12,174 SH   SOLE   0 0 12,174
HEALTH PEAK PROPERTIES INC COM 42250P103 204 7,524 SH   SOLE   0 0 7,524
HERSHEY COMPANY COM 427866108 1,686 11,762 SH   SOLE   0 0 11,762
HOME DEPOT COM 437076102 1,414 5,090 SH   SOLE   0 0 5,090
HONEYWELL INTERNATIONAL INC COM 438516106 3,586 21,783 SH   SOLE   0 0 21,783
ILLINOIS TOOL WORKS INC. COM 452308109 11,885 61,513 SH   SOLE   0 0 61,513
INTEL CORP COM COM 458140100 7,012 135,410 SH   SOLE   0 0 135,410
INTERNATIONAL BUSINESS MACHINE COM 459200101 2,392 19,657 SH   SOLE   0 0 19,657
INTERNATIONAL PAPER CO COM 460146103 231 5,709 SH   SOLE   0 0 5,709
INTUIT INC COM 461202103 1,174 3,600 SH   SOLE   0 0 3,600
ISHARES MSCI EAFE INDEX COM 464287465 300 4,720 SH   SOLE   0 0 4,720
ISHARES NASDAQ BIOTECH INDEX COM 464287556 7,498 55,373 SH   SOLE   0 0 55,373
ISHARES RUSSELL 2000 IDX COM 464287655 4,514 30,138 SH   SOLE   0 0 30,138
ISHARES RUSSELL MIDCAP INDEX COM 464287499 6,690 116,599 SH   SOLE   0 0 116,599
JOHNSON & JOHNSON COM 478160104 15,775 105,960 SH   SOLE   0 0 105,960
JPMORGAN CHASE & CO. COM 46625H100 8,920 92,657 SH   SOLE   0 0 92,657
KELLOGG COMPANY COM 487836108 2,654 41,086 SH   SOLE   0 0 41,086
KIMBERLY-CLARK CORP COM 494368103 3,040 20,587 SH   SOLE   0 0 20,587
LABORATORY CORP OF AMERICA COM 50540R409 1,267 6,729 SH   SOLE   0 0 6,729
LINDE PLC COM G5494J103 321 1,350 SH   SOLE   0 0 1,350
LOCKHEED MARTIN COM 539830109 877 2,287 SH   SOLE   0 0 2,287
LOWES COS COM 548661107 16,359 98,629 SH   SOLE   0 0 98,629
M & T BANK CORP COM 55261F104 1,248 13,550 SH   SOLE   0 0 13,550
MANPOWER INC WISCONSIN COM 56418H100 346 4,724 SH   SOLE   0 0 4,724
MARRIOTT INTERNATIONAL, NEW IN COM 571903202 5,620 60,701 SH   SOLE   0 0 60,701
MC DONALD'S CORPORATION COM 580135101 12,147 55,344 SH   SOLE   0 0 55,344
MEDTRONIC INC COM G5960L103 332 3,198 SH   SOLE   0 0 3,198
MERCK & COMPANY INCORPORATED N COM 58933Y105 6,458 77,855 SH   SOLE   0 0 77,855
MICROSOFT CORPORATION COM 594918104 25,901 123,146 SH   SOLE   0 0 123,146
MONDELEZ INTL INC COM 609207105 276 4,797 SH   SOLE   0 0 4,797
MORGAN STANLEY & CO COM 617446448 592 12,248 SH   SOLE   0 0 12,248
MOTOROLA SOLUTIONS, INC COM 620076307 797 5,084 SH   SOLE   0 0 5,084
NESTLE SA REG ADR COM 641069406 275 2,303 SH   SOLE   0 0 2,303
NEW YORK TIMES CL A COM 650111107 205 4,800 SH   SOLE   0 0 4,800
NEXTERA ENERGY COM 65339F101 5,932 21,370 SH   SOLE   0 0 21,370
NIKE INC CLASS B COM 654106103 260 2,073 SH   SOLE   0 0 2,073
NORFOLK SOUTHERN CORP COM 655844108 328 1,531 SH   SOLE   0 0 1,531
NORTHERN TRUST CORP COM 665859104 811 10,400 SH   SOLE   0 0 10,400
ORACLE CORP COM 68389X105 508 8,510 SH   SOLE   0 0 8,510
OTIS WORLDWIDE INC COM 68902V107 659 10,559 SH   SOLE   0 0 10,559
PEPSICO INCORPORATED COM 713448108 12,492 90,127 SH   SOLE   0 0 90,127
PFIZER INCORPORATED COM 717081103 1,356 36,945 SH   SOLE   0 0 36,945
PHILIP MORRIS INTERNATIONAL COM 718172109 371 4,943 SH   SOLE   0 0 4,943
PHILLIPS 66 COM 718546104 235 4,542 SH   SOLE   0 0 4,542
PNC FINANCIAL SERVICES GROUP COM 693475105 401 3,644 SH   SOLE   0 0 3,644
POWERSHARES QQQ TR ETF SERIES COM 73935A104 1,726 6,211 SH   SOLE   0 0 6,211
PROCTER & GAMBLE COMPANY COM 742718109 17,696 127,318 SH   SOLE   0 0 127,318
PUBLIC SERVICE ENTERPRISE GROU COM 744573106 247 4,490 SH   SOLE   0 0 4,490
RAYTHEON TECHNOLOGIES CORP COM 75513E101 4,680 81,332 SH   SOLE   0 0 81,332
SELECT SECTOR SPDR TR UTILITIE COM 81369Y886 267 4,500 SH   SOLE   0 0 4,500
SMUCKER J.M. CO COM 832696405 578 5,006 SH   SOLE   0 0 5,006
SOUTHERN COMPANY (THE) COM 842587107 2,698 49,755 SH   SOLE   0 0 49,755
SPDR S&P 500 ETF COM 78462F103 378 1,128 SH   SOLE   0 0 1,128
SYSCO CORPORATION COM 871829107 1,138 18,282 SH   SOLE   0 0 18,282
T ROWE PRICE GROUP INC. COM 74144T108 12,268 95,676 SH   SOLE   0 0 95,676
TARGET CORP COM 87612E106 859 5,454 SH   SOLE   0 0 5,454
TEXAS INSTRUMENTS COM 882508104 1,108 7,758 SH   SOLE   0 0 7,758
THE TJX COMPANIES COM 872540109 223 4,000 SH   SOLE   0 0 4,000
THE TRAVELERS COS INC COM 89417E109 426 3,939 SH   SOLE   0 0 3,939
THERMO FISHER SCIENTIFIC COM 883556102 649 1,470 SH   SOLE   0 0 1,470
UDR INC COM 902653104 630 19,317 SH   SOLE   0 0 19,317
UNILEVER COM 904784709 290 4,800 SH   SOLE   0 0 4,800
UNION PACIFIC CORP COM 907818108 6,722 34,142 SH   SOLE   0 0 34,142
UNITED HEALTHCARE CORP COM 91324P102 7,248 23,247 SH   SOLE   0 0 23,247
VANGUARD EMERGING MARKETS ETF COM 922042858 633 14,634 SH   SOLE   0 0 14,634
VANGUARD FTSE DEVELOPED MARKET COM 921943858 992 24,266 SH   SOLE   0 0 24,266
VANGUARD INFORMATION TECHNOLOG COM 92204A702 61,387 197,099 SH   SOLE   0 0 197,099
VANGUARD MID CAP ETF COM 922908629 6,245 35,430 SH   SOLE   0 0 35,430
VANGUARD REIT ETF COM 922908553 822 10,410 SH   SOLE   0 0 10,410
VANGUARD S&P ETF COM 922908363 840 2,730 SH   SOLE   0 0 2,730
VANGUARD SMALL CAP ETF COM 922908751 4,341 28,224 SH   SOLE   0 0 28,224
VANGUARD TOTAL STOCK MARKET COM 922908769 2,786 16,360 SH   SOLE   0 0 16,360
VERIZON COMMUNICATIONS COM 92343V104 4,180 70,262 SH   SOLE   0 0 70,262
VISA INC CLASS A COM 92826C839 12,528 62,647 SH   SOLE   0 0 62,647
VULCAN MATERIALS CO COM 929160109 325 2,400 SH   SOLE   0 0 2,400
WAL-MART STORES INC COM 931142103 894 6,388 SH   SOLE   0 0 6,388
WALGREENS BOOTS ALLIANCE, INC. COM 931427108 1,465 40,780 SH   SOLE   0 0 40,780
WALT DISNEY COMPANY COM 254687106 7,780 62,702 SH   SOLE   0 0 62,702
WASH REAL ESTATE INV TRUST S B COM 939653101 1,507 74,855 SH   SOLE   0 0 74,855
WASTE CONNECTIONS INC COM 94106B101 259 2,500 SH   SOLE   0 0 2,500
WEINGARTEN REALTY INVS S B I COM 948741103 1,121 66,109 SH   SOLE   0 0 66,109
WELLS FARGO & CO. NEW COM 949746101 2,537 107,891 SH   SOLE   0 0 107,891
WEYERHAEUSER CO COM 962166104 301 10,539 SH   SOLE   0 0 10,539
ZIMMER BIOMET HOLDINGS INC. COM 98956P102 444 3,260 SH   SOLE   0 0 3,260