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 | 3,073 | 18,692 | SH | | SOLE | | 0 | 0 | 18,692 |
ABBOTT LABORATORIES | COM | 002824100 | 7,808 | 93,323 | SH | | SOLE | | 0 | 0 | 93,323 |
ABBVIE INC | COM | 00287Y109 | 1,403 | 18,526 | SH | | SOLE | | 0 | 0 | 18,526 |
ADOBE SYSTEMS INCORPORATED | COM | 00724F101 | 3,995 | 14,461 | SH | | SOLE | | 0 | 0 | 14,461 |
AIR PRODUCTS & CHEMICALS | COM | 009158106 | 304 | 1,368 | SH | | SOLE | | 0 | 0 | 1,368 |
ALLSTATE CORPORATION | COM | 020002101 | 705 | 6,483 | SH | | SOLE | | 0 | 0 | 6,483 |
ALPHABET INC NON-VOTING CL C | COM | 02079K107 | 7,813 | 6,409 | SH | | SOLE | | 0 | 0 | 6,409 |
ALPHABET INC VOTING CL A | COM | 02079K305 | 598 | 490 | SH | | SOLE | | 0 | 0 | 490 |
AMAZON.COM INC | COM | 023135106 | 7,563 | 4,357 | SH | | SOLE | | 0 | 0 | 4,357 |
AMERICAN ELECTRIC POWER | COM | 025537101 | 244 | 2,606 | SH | | SOLE | | 0 | 0 | 2,606 |
AMERICAN EXPRESS INC | COM | 025816109 | 3,314 | 28,020 | SH | | SOLE | | 0 | 0 | 28,020 |
AMGEN INC | COM | 031162100 | 1,003 | 5,183 | SH | | SOLE | | 0 | 0 | 5,183 |
APPLE INC | COM | 037833100 | 9,594 | 42,837 | SH | | SOLE | | 0 | 0 | 42,837 |
AQUA AMERICA | COM | 03836W103 | 7,395 | 164,949 | SH | | SOLE | | 0 | 0 | 164,949 |
ARCHER DANIELS MIDLAND CO | COM | 039483102 | 1,022 | 24,876 | SH | | SOLE | | 0 | 0 | 24,876 |
AT&T CORP NEW | COM | 00206R102 | 2,280 | 60,253 | SH | | SOLE | | 0 | 0 | 60,253 |
ATMOS ENERGY CORP | COM | 049560105 | 2,032 | 17,840 | SH | | SOLE | | 0 | 0 | 17,840 |
BALL CORP | COM | 058498106 | 284 | 3,900 | SH | | SOLE | | 0 | 0 | 3,900 |
BANK OF AMERICA | COM | 060505104 | 1,207 | 41,367 | SH | | SOLE | | 0 | 0 | 41,367 |
BANK OF NEW YORK MELLON CORP | COM | 064058100 | 912 | 20,179 | SH | | SOLE | | 0 | 0 | 20,179 |
BECTON DICKINSON | COM | 075887109 | 10,909 | 43,127 | SH | | SOLE | | 0 | 0 | 43,127 |
BERKSHIRE HATHAWAY INC DEL CLA | COM | 084670108 | 4,054 | 13 | SH | | SOLE | | 0 | 0 | 13 |
BERKSHIRE HATHAWAY INC DEL CLA | COM | 084670702 | 730 | 3,510 | SH | | SOLE | | 0 | 0 | 3,510 |
BOEING | COM | 097023105 | 3,747 | 9,848 | SH | | SOLE | | 0 | 0 | 9,848 |
BP PLC SPONS ADR | COM | 055622104 | 266 | 7,000 | SH | | SOLE | | 0 | 0 | 7,000 |
BRISTOL-MYERS SQUIBB COMPANY | COM | 110122108 | 813 | 16,023 | SH | | SOLE | | 0 | 0 | 16,023 |
C S X CORPORATION | COM | 126408103 | 485 | 7,000 | SH | | SOLE | | 0 | 0 | 7,000 |
CABLE ONE INC | COM | 12685J105 | 473 | 377 | SH | | SOLE | | 0 | 0 | 377 |
CATERPILLAR INCORPORATED | COM | 149123101 | 4,607 | 36,471 | SH | | SOLE | | 0 | 0 | 36,471 |
CHEMOURS CO | COM | 163851108 | 10,846 | 725,976 | SH | | SOLE | | 0 | 0 | 725,976 |
CHEVRON CORP | COM | 166764100 | 6,891 | 58,102 | SH | | SOLE | | 0 | 0 | 58,102 |
CHURCH & DWIGHT CO INC | COM | 171340102 | 11,358 | 150,963 | SH | | SOLE | | 0 | 0 | 150,963 |
CISCO SYSTEMS INC | COM | 17275R102 | 7,051 | 142,707 | SH | | SOLE | | 0 | 0 | 142,707 |
COASTAL CARIBBEAN OILS & MINER | COM | 190432203 | 0 | 69,910 | SH | | SOLE | | 0 | 0 | 69,910 |
COCA-COLA COMPANY | COM | 191216100 | 2,280 | 41,882 | SH | | SOLE | | 0 | 0 | 41,882 |
COLGATE-PALMOLIVE COMPANY | COM | 194162103 | 460 | 6,252 | SH | | SOLE | | 0 | 0 | 6,252 |
COMCAST CORP NEW CL A | COM | 20030N101 | 434 | 9,632 | SH | | SOLE | | 0 | 0 | 9,632 |
CONOCOPHILLIPS | COM | 20825C104 | 315 | 5,534 | SH | | SOLE | | 0 | 0 | 5,534 |
CORNING INC. | COM | 219350105 | 693 | 24,300 | SH | | SOLE | | 0 | 0 | 24,300 |
CORTEVA INC | COM | 22052L104 | 30,970 | 1,106,079 | SH | | SOLE | | 0 | 0 | 1,106,079 |
CVS CAREMARK CORPORATION | COM | 126650100 | 508 | 8,050 | SH | | SOLE | | 0 | 0 | 8,050 |
DANAHER CORP | COM | 235851102 | 610 | 4,225 | SH | | SOLE | | 0 | 0 | 4,225 |
DEERE AND CO. | COM | 244199105 | 211 | 1,250 | SH | | SOLE | | 0 | 0 | 1,250 |
DENTSPLY SIRONA INC | COM | 24906P109 | 2,220 | 41,650 | SH | | SOLE | | 0 | 0 | 41,650 |
DISCOVER FINANCIAL SERVICES | COM | 254709108 | 478 | 5,892 | SH | | SOLE | | 0 | 0 | 5,892 |
DOMINION RESOURCES INC OF VA | COM | 25746U109 | 4,519 | 55,757 | SH | | SOLE | | 0 | 0 | 55,757 |
DOVER CORPORATION | COM | 260003108 | 227 | 2,285 | SH | | SOLE | | 0 | 0 | 2,285 |
DOW CHEMICAL COMPANY (THE) | COM | 260543103 | 52,644 | 1,104,798 | SH | | SOLE | | 0 | 0 | 1,104,798 |
DTE ENERGY | COM | 233331107 | 400 | 3,011 | SH | | SOLE | | 0 | 0 | 3,011 |
DU PONT (E.I.) DE NEMOURS & CO | COM | 263534109 | 78,790 | 1,104,897 | SH | | SOLE | | 0 | 0 | 1,104,897 |
DUKE ENERGY CORP | COM | 26441C204 | 1,599 | 16,677 | SH | | SOLE | | 0 | 0 | 16,677 |
ELI LILLY & CO | COM | 532457108 | 540 | 4,833 | SH | | SOLE | | 0 | 0 | 4,833 |
EMERSON ELECTRIC CO. | COM | 291011104 | 950 | 14,206 | SH | | SOLE | | 0 | 0 | 14,206 |
ENBRIDGE INC. | COM | 29250N105 | 937 | 26,714 | SH | | SOLE | | 0 | 0 | 26,714 |
EXELON CORP | COM | 30161N101 | 238 | 4,936 | SH | | SOLE | | 0 | 0 | 4,936 |
EXXON MOBIL CORPORATION | COM | 30231G102 | 10,692 | 151,420 | SH | | SOLE | | 0 | 0 | 151,420 |
FEDERAL REALTY INV TR S B I | COM | 313747206 | 1,549 | 11,374 | SH | | SOLE | | 0 | 0 | 11,374 |
FEDEX CORP | COM | 31428X106 | 4,463 | 30,658 | SH | | SOLE | | 0 | 0 | 30,658 |
FISERV INC | COM | 337738108 | 320 | 3,090 | SH | | SOLE | | 0 | 0 | 3,090 |
FORTIVE CORP | COM | 34959J108 | 308 | 4,488 | SH | | SOLE | | 0 | 0 | 4,488 |
FRANKLIN RESOURCES INC | COM | 354613101 | 652 | 22,585 | SH | | SOLE | | 0 | 0 | 22,585 |
GENERAL ELECTRIC COMPANY | COM | 369604103 | 1,893 | 211,703 | SH | | SOLE | | 0 | 0 | 211,703 |
GENERAL MILLS INC | COM | 370334104 | 750 | 13,614 | SH | | SOLE | | 0 | 0 | 13,614 |
GRAHAM HOLDINGS CO. | COM | 384637104 | 232 | 349 | SH | | SOLE | | 0 | 0 | 349 |
HEALTH CARE PPTY INVS | COM | 40414L109 | 268 | 7,524 | SH | | SOLE | | 0 | 0 | 7,524 |
HERSHEY COMPANY | COM | 427866108 | 1,827 | 11,787 | SH | | SOLE | | 0 | 0 | 11,787 |
HOME DEPOT | COM | 437076102 | 1,135 | 4,891 | SH | | SOLE | | 0 | 0 | 4,891 |
HONEYWELL INTERNATIONAL INC | COM | 438516106 | 2,885 | 17,052 | SH | | SOLE | | 0 | 0 | 17,052 |
ILLINOIS TOOL WORKS INC. | COM | 452308109 | 10,222 | 65,324 | SH | | SOLE | | 0 | 0 | 65,324 |
INTEL CORP COM | COM | 458140100 | 6,706 | 130,134 | SH | | SOLE | | 0 | 0 | 130,134 |
INTERNATIONAL BUSINESS MACHINE | COM | 459200101 | 3,141 | 21,602 | SH | | SOLE | | 0 | 0 | 21,602 |
INTERNATIONAL PAPER CO | COM | 460146103 | 239 | 5,709 | SH | | SOLE | | 0 | 0 | 5,709 |
INTUIT INC | COM | 461202103 | 957 | 3,600 | SH | | SOLE | | 0 | 0 | 3,600 |
ISHARES MSCI EAFE INDEX | COM | 464287465 | 364 | 5,584 | SH | | SOLE | | 0 | 0 | 5,584 |
ISHARES NASDAQ BIOTECH INDEX | COM | 464287556 | 5,428 | 54,551 | SH | | SOLE | | 0 | 0 | 54,551 |
ISHARES RUSSELL 2000 IDX | COM | 464287655 | 4,655 | 30,762 | SH | | SOLE | | 0 | 0 | 30,762 |
ISHARES RUSSELL MIDCAP INDEX | COM | 464287499 | 6,673 | 119,273 | SH | | SOLE | | 0 | 0 | 119,273 |
JOHNSON & JOHNSON | COM | 478160104 | 14,091 | 108,908 | SH | | SOLE | | 0 | 0 | 108,908 |
JPMORGAN CHASE & CO. | COM | 46625H100 | 11,225 | 95,379 | SH | | SOLE | | 0 | 0 | 95,379 |
KELLOGG COMPANY | COM | 487836108 | 2,648 | 41,146 | SH | | SOLE | | 0 | 0 | 41,146 |
KEYCORP | COM | 493267108 | 225 | 12,600 | SH | | SOLE | | 0 | 0 | 12,600 |
KIMBERLY-CLARK CORP | COM | 494368103 | 2,931 | 20,633 | SH | | SOLE | | 0 | 0 | 20,633 |
LABORATORY CORP OF AMERICA | COM | 50540R409 | 1,033 | 6,147 | SH | | SOLE | | 0 | 0 | 6,147 |
LINDE PLC | COM | G5494J103 | 369 | 1,907 | SH | | SOLE | | 0 | 0 | 1,907 |
LOCKHEED MARTIN | COM | 539830109 | 941 | 2,412 | SH | | SOLE | | 0 | 0 | 2,412 |
LOWES COS | COM | 548661107 | 11,731 | 106,681 | SH | | SOLE | | 0 | 0 | 106,681 |
M & T BANK CORP | COM | 55261F104 | 2,140 | 13,550 | SH | | SOLE | | 0 | 0 | 13,550 |
MANPOWER INC WISCONSIN | COM | 56418H100 | 398 | 4,724 | SH | | SOLE | | 0 | 0 | 4,724 |
MARRIOTT INTERNATIONAL, NEW IN | COM | 571903202 | 6,804 | 54,706 | SH | | SOLE | | 0 | 0 | 54,706 |
MC DONALD'S CORPORATION | COM | 580135101 | 12,385 | 57,684 | SH | | SOLE | | 0 | 0 | 57,684 |
MEDTRONIC INC | COM | G5960L103 | 483 | 4,442 | SH | | SOLE | | 0 | 0 | 4,442 |
MERCK & COMPANY INCORPORATED N | COM | 58933Y105 | 6,328 | 75,178 | SH | | SOLE | | 0 | 0 | 75,178 |
MICROSOFT CORPORATION | COM | 594918104 | 17,577 | 126,425 | SH | | SOLE | | 0 | 0 | 126,425 |
MONDELEZ INTL INC | COM | 609207105 | 265 | 4,797 | SH | | SOLE | | 0 | 0 | 4,797 |
MORGAN STANLEY & CO | COM | 617446448 | 516 | 12,088 | SH | | SOLE | | 0 | 0 | 12,088 |
MOTOROLA SOLUTIONS, INC | COM | 620076307 | 883 | 5,184 | SH | | SOLE | | 0 | 0 | 5,184 |
NESTLE SA REG ADR | COM | 641069406 | 250 | 2,303 | SH | | SOLE | | 0 | 0 | 2,303 |
NEXTERA ENERGY | COM | 65339F101 | 5,268 | 22,608 | SH | | SOLE | | 0 | 0 | 22,608 |
NORFOLK SOUTHERN CORP | COM | 655844108 | 275 | 1,531 | SH | | SOLE | | 0 | 0 | 1,531 |
NORTHERN TRUST CORP | COM | 665859104 | 971 | 10,400 | SH | | SOLE | | 0 | 0 | 10,400 |
ORACLE CORP | COM | 68389X105 | 437 | 7,949 | SH | | SOLE | | 0 | 0 | 7,949 |
PEPSICO INCORPORATED | COM | 713448108 | 12,751 | 93,004 | SH | | SOLE | | 0 | 0 | 93,004 |
PFIZER INCORPORATED | COM | 717081103 | 1,348 | 37,522 | SH | | SOLE | | 0 | 0 | 37,522 |
PHILIP MORRIS INTERNATIONAL | COM | 718172109 | 377 | 4,968 | SH | | SOLE | | 0 | 0 | 4,968 |
PHILLIPS 66 | COM | 718546104 | 475 | 4,638 | SH | | SOLE | | 0 | 0 | 4,638 |
PNC FINANCIAL SERVICES GROUP | COM | 693475105 | 513 | 3,659 | SH | | SOLE | | 0 | 0 | 3,659 |
POWERSHARES QQQ TR ETF SERIES | COM | 73935A104 | 1,173 | 6,211 | SH | | SOLE | | 0 | 0 | 6,211 |
PROCTER & GAMBLE COMPANY | COM | 742718109 | 16,306 | 131,099 | SH | | SOLE | | 0 | 0 | 131,099 |
PUBLIC SERVICE ENTERPRISE GROU | COM | 744573106 | 281 | 4,525 | SH | | SOLE | | 0 | 0 | 4,525 |
RAYTHEON COMPANY NEW | COM | 755111507 | 216 | 1,100 | SH | | SOLE | | 0 | 0 | 1,100 |
SAUL CENTERS INC. | COM | 804395101 | 380 | 6,978 | SH | | SOLE | | 0 | 0 | 6,978 |
SELECT SECTOR SPDR TR UTILITIE | COM | 81369Y886 | 291 | 4,500 | SH | | SOLE | | 0 | 0 | 4,500 |
SMUCKER J.M. CO | COM | 832696405 | 551 | 5,006 | SH | | SOLE | | 0 | 0 | 5,006 |
SOUTHERN COMPANY (THE) | COM | 842587107 | 3,242 | 52,487 | SH | | SOLE | | 0 | 0 | 52,487 |
SPDR S&P 500 ETF | COM | 78462F103 | 335 | 1,128 | SH | | SOLE | | 0 | 0 | 1,128 |
SYSCO CORPORATION | COM | 871829107 | 1,387 | 17,467 | SH | | SOLE | | 0 | 0 | 17,467 |
T ROWE PRICE GROUP INC. | COM | 74144T108 | 11,463 | 100,329 | SH | | SOLE | | 0 | 0 | 100,329 |
TARGET CORP | COM | 87612E106 | 615 | 5,756 | SH | | SOLE | | 0 | 0 | 5,756 |
TEXAS INSTRUMENTS | COM | 882508104 | 846 | 6,548 | SH | | SOLE | | 0 | 0 | 6,548 |
THE TJX COMPANIES | COM | 872540109 | 223 | 4,000 | SH | | SOLE | | 0 | 0 | 4,000 |
THE TRAVELERS COS INC | COM | 89417E109 | 614 | 4,127 | SH | | SOLE | | 0 | 0 | 4,127 |
THERMO FISHER SCIENTIFIC | COM | 883556102 | 465 | 1,595 | SH | | SOLE | | 0 | 0 | 1,595 |
UDR INC | COM | 902653104 | 996 | 20,549 | SH | | SOLE | | 0 | 0 | 20,549 |
UNILEVER | COM | 904784709 | 288 | 4,800 | SH | | SOLE | | 0 | 0 | 4,800 |
UNION PACIFIC CORP | COM | 907818108 | 5,958 | 36,783 | SH | | SOLE | | 0 | 0 | 36,783 |
UNITED HEALTHCARE CORP | COM | 91324P102 | 5,296 | 24,368 | SH | | SOLE | | 0 | 0 | 24,368 |
UNITED TECHNOLOGIES CORP COM | COM | 913017109 | 8,017 | 58,723 | SH | | SOLE | | 0 | 0 | 58,723 |
US BANCORP DEL (NEW) | COM | 902973304 | 254 | 4,585 | SH | | SOLE | | 0 | 0 | 4,585 |
VANGUARD EMERGING MARKETS ETF | COM | 922042858 | 722 | 17,924 | SH | | SOLE | | 0 | 0 | 17,924 |
VANGUARD FTSE DEVELOPED MARKET | COM | 921943858 | 1,138 | 27,699 | SH | | SOLE | | 0 | 0 | 27,699 |
VANGUARD INFORMATION TECHNOLOG | COM | 92204A702 | 45,359 | 210,434 | SH | | SOLE | | 0 | 0 | 210,434 |
VANGUARD MID CAP ETF | COM | 922908629 | 5,812 | 34,679 | SH | | SOLE | | 0 | 0 | 34,679 |
VANGUARD REIT ETF | COM | 922908553 | 663 | 7,110 | SH | | SOLE | | 0 | 0 | 7,110 |
VANGUARD S&P ETF | COM | 922908363 | 913 | 3,350 | SH | | SOLE | | 0 | 0 | 3,350 |
VANGUARD SMALL CAP ETF | COM | 922908751 | 4,256 | 27,658 | SH | | SOLE | | 0 | 0 | 27,658 |
VANGUARD TOTAL STOCK MARKET | COM | 922908769 | 2,760 | 18,280 | SH | | SOLE | | 0 | 0 | 18,280 |
VERIZON COMMUNICATIONS | COM | 92343V104 | 4,380 | 72,563 | SH | | SOLE | | 0 | 0 | 72,563 |
VISA INC CLASS A | COM | 92826C839 | 11,217 | 65,211 | SH | | SOLE | | 0 | 0 | 65,211 |
VULCAN MATERIALS CO | COM | 929160109 | 363 | 2,400 | SH | | SOLE | | 0 | 0 | 2,400 |
WAL-MART STORES INC | COM | 931142103 | 414 | 3,492 | SH | | SOLE | | 0 | 0 | 3,492 |
WALGREENS BOOTS ALLIANCE, INC. | COM | 931427108 | 4,209 | 76,100 | SH | | SOLE | | 0 | 0 | 76,100 |
WALT DISNEY COMPANY | COM | 254687106 | 8,333 | 63,942 | SH | | SOLE | | 0 | 0 | 63,942 |
WASH REAL ESTATE INV TRUST S B | COM | 939653101 | 2,341 | 85,555 | SH | | SOLE | | 0 | 0 | 85,555 |
WASTE CONNECTIONS INC | COM | 94106B101 | 350 | 3,800 | SH | | SOLE | | 0 | 0 | 3,800 |
WEINGARTEN REALTY INVS S B I | COM | 948741103 | 2,283 | 78,382 | SH | | SOLE | | 0 | 0 | 78,382 |
WELLS FARGO & CO. NEW | COM | 949746101 | 5,615 | 111,316 | SH | | SOLE | | 0 | 0 | 111,316 |
WEYERHAEUSER CO | COM | 962166104 | 292 | 10,539 | SH | | SOLE | | 0 | 0 | 10,539 |
WHITE MOUNTAINS INS. | COM | G9618E107 | 215 | 199 | SH | | SOLE | | 0 | 0 | 199 |
YUM BRANDS INC | COM | 988498101 | 226 | 1,995 | SH | | SOLE | | 0 | 0 | 1,995 |
ZIMMER BIOMET HOLDINGS INC. | COM | 98956P102 | 458 | 3,340 | SH | | SOLE | | 0 | 0 | 3,340 |