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
EATON VANCE NAT LIM MATURITY T MF 27826H784 275 29,752 SH   SOLE   0 0 29,752
FEDERATED SHORT TERM MUNI TR I MF 313907206 286 27,965 SH   SOLE   0 0 27,965
FRANKLIN INCOME FUND MF 353496805 78 32,681 SH   SOLE   0 0 32,681
HIGHLAND FDS I FLTG RATE OPPOR MF 430101790 106 14,505 SH   SOLE   0 0 14,505
INVESCO GLOBAL CORE EQUITY FUN MF 00141L103 191 12,934 SH   SOLE   0 0 12,934
MASS INVESTMENT TRUST CLASS A MF 575736103 573 19,158 SH   SOLE   0 0 19,158
NUVEEN INSD DIV ADV MUNI FD CO MF 67071L106 635 43,429 SH   SOLE   0 0 43,429
NUVEEN MD PREMIUM INC MUNICIPA MF 67061Q107 292 23,025 SH   SOLE   0 0 23,025
PIMCO REAL RETURN BOND FD CL C MF 693391146 154 13,953 SH   SOLE   0 0 13,953
PUTNAM MUNI OPPORTUNITIES TR S MF 746922103 147 12,262 SH   SOLE   0 0 12,262
TEMPLETON GLOBAL BOND FUND CL MF 880208103 204 16,397 SH   SOLE   0 0 16,397
VANGUARD MONEY MARKET RESERVES MF 922906201 63 62,791 SH   SOLE   0 0 62,791
WASHINGTON MUTUAL INVESTORS FU MF 939330106 730 17,172 SH   SOLE   0 0 17,172
3M CO. COM 88579Y101 3,723 19,461 SH   SOLE   0 0 19,461
ABBOTT LABORATORIES COM 002824100 4,489 101,070 SH   SOLE   0 0 101,070
ABBVIE INC COM 00287Y109 1,660 25,481 SH   SOLE   0 0 25,481
ADOBE SYSTEMS INCORPORATED COM 00724F101 1,788 13,742 SH   SOLE   0 0 13,742
ADOBE SYSTEMS INCORPORATED COM 00724F101 29 225 SH   OTR   0 0 225
ALLSTATE CORPORATION COM 020002101 667 8,182 SH   SOLE   0 0 8,182
ALPHABET INC NON-VOTING CL C COM 02079K107 1,273 1,534 SH   SOLE   0 0 1,534
ALPHABET INC NON-VOTING CL C COM 02079K107 8 10 SH   OTR   0 0 10
ALPHABET INC VOTING CL A COM 02079K305 422 498 SH   SOLE   0 0 498
ALPHABET INC VOTING CL A COM 02079K305 8 10 SH   OTR   0 0 10
ALTRIA GROUP COM 02209S103 340 4,760 SH   SOLE   0 0 4,760
AMAZON.COM INC COM 023135106 2,043 2,305 SH   SOLE   0 0 2,305
AMERICAN EXPRESS INC COM 025816109 1,592 20,122 SH   SOLE   0 0 20,122
AMERICAN EXPRESS INC COM 025816109 1,142 14,430 SH   OTR   0 0 14,430
AMERIPRISE FINANCIAL COM 03076C106 43 335 SH   SOLE   0 0 335
AMERIPRISE FINANCIAL COM 03076C106 369 2,844 SH   OTR   0 0 2,844
AMGEN INC COM 031162100 733 4,466 SH   SOLE   0 0 4,466
AMGEN INC COM 031162100 18 110 SH   OTR   0 0 110
ANADARKO PETROLEUM CORP COM 032511107 475 7,669 SH   SOLE   0 0 7,669
ANADARKO PETROLEUM CORP COM 032511107 5 80 SH   OTR   0 0 80
APACHE CORP COM 037411105 1,018 19,807 SH   SOLE   0 0 19,807
APACHE CORP COM 037411105 5 100 SH   OTR   0 0 100
APPLE INC COM 037833100 5,415 37,691 SH   SOLE   0 0 37,691
AQUA AMERICA COM 03836W103 4,703 146,292 SH   SOLE   0 0 146,292
AQUA AMERICA COM 03836W103 7 231 SH   OTR   0 0 231
ARCHER DANIELS MIDLAND CO COM 039483102 1,305 28,336 SH   SOLE   0 0 28,336
ARCHER DANIELS MIDLAND CO COM 039483102 13 280 SH   OTR   0 0 280
AT&T CORP NEW COM 00206R102 4,013 96,594 SH   SOLE   0 0 96,594
ATMOS ENERGY CORP COM 049560105 907 11,485 SH   SOLE   0 0 11,485
BANK OF AMERICA COM 060505104 781 33,088 SH   SOLE   0 0 33,088
BANK OF NEW YORK MELLON CORP COM 064058100 1,142 24,184 SH   SOLE   0 0 24,184
BANK OF NEW YORK MELLON CORP COM 064058100 23 490 SH   OTR   0 0 490
BECTON DICKINSON COM 075887109 8,397 45,776 SH   SOLE   0 0 45,776
BERKSHIRE HATHAWAY INC DEL CLA COM 084670108 3,748 15 SH   SOLE   0 0 15
BERKSHIRE HATHAWAY INC DEL CLA COM 084670702 633 3,799 SH   SOLE   0 0 3,799
BOEING COM 097023105 1,981 11,200 SH   SOLE   0 0 11,200
BP PLC SPONS ADR COM 055622104 408 11,828 SH   SOLE   0 0 11,828
BRISTOL-MYERS SQUIBB COMPANY COM 110122108 933 17,159 SH   SOLE   0 0 17,159
BUCKEYE PARTNERS LP LTD PARTNE COM 118230101 594 8,657 SH   SOLE   0 0 8,657
C S X CORPORATION COM 126408103 361 7,750 SH   SOLE   0 0 7,750
CABLE ONE INC COM 12685J105 245 392 SH   SOLE   0 0 392
CATERPILLAR INCORPORATED COM 149123101 3,433 37,011 SH   SOLE   0 0 37,011
CATERPILLAR INCORPORATED COM 149123101 12 130 SH   OTR   0 0 130
CHEMOURS CO COM 163851108 29,451 764,974 SH   SOLE   0 0 764,974
CHEVRON CORP COM 166764100 7,056 65,718 SH   SOLE   0 0 65,718
CHEVRON CORP COM 166764100 681 6,345 SH   OTR   0 0 6,345
CHURCH & DWIGHT CO INC COM 171340102 7,751 155,428 SH   SOLE   0 0 155,428
CHURCH & DWIGHT CO INC COM 171340102 10 210 SH   OTR   0 0 210
CIMAREX ENERGY CO. COM 171798101 478 4,000 SH   SOLE   0 0 4,000
CISCO SYSTEMS INC COM 17275R102 4,876 144,264 SH   SOLE   0 0 144,264
CISCO SYSTEMS INC COM 17275R102 169 5,000 SH   OTR   0 0 5,000
COASTAL CARIBBEAN OILS & MINER COM 190432203 0 69,910 SH   SOLE   0 0 69,910
COCA-COLA COMPANY COM 191216100 1,987 46,823 SH   SOLE   0 0 46,823
COLGATE-PALMOLIVE COMPANY COM 194162103 842 11,505 SH   SOLE   0 0 11,505
COMCAST CORP NEW CL A COM 20030N101 610 16,221 SH   SOLE   0 0 16,221
CONOCOPHILLIPS COM 20825C104 307 6,159 SH   SOLE   0 0 6,159
CORNING INC. COM 219350105 656 24,300 SH   SOLE   0 0 24,300
CVS CAREMARK CORPORATION COM 126650100 656 8,358 SH   SOLE   0 0 8,358
DANAHER CORP COM 235851102 329 3,841 SH   SOLE   0 0 3,841
DANAHER CORP COM 235851102 14 160 SH   OTR   0 0 160
DELL TECHNOLOGIES CL V COM 24703L103 329 5,141 SH   SOLE   0 0 5,141
DENTSPLY SIRONA INC COM 24906P109 6,445 103,223 SH   SOLE   0 0 103,223
DISCOVER FINANCIAL SERVICES COM 254709108 559 8,177 SH   SOLE   0 0 8,177
DOMINION RESOURCES INC OF VA COM 25746U109 3,470 44,735 SH   SOLE   0 0 44,735
DOMINION RESOURCES INC OF VA COM 25746U109 7 85 SH   OTR   0 0 85
DOW CHEMICAL COMPANY (THE) COM 260543103 581 9,150 SH   SOLE   0 0 9,150
DTE ENERGY COM 233331107 307 3,011 SH   SOLE   0 0 3,011
DU PONT (E.I.) DE NEMOURS & CO COM 263534109 207,781 2,586,598 SH   SOLE   0 0 2,586,598
DU PONT (E.I.) DE NEMOURS & CO COM 263534109 12 150 SH   OTR   0 0 150
DUKE ENERGY CORP COM 26441C204 1,358 16,561 SH   SOLE   0 0 16,561
ELI LILLY & CO COM 532457108 342 4,066 SH   SOLE   0 0 4,066
EMERSON ELECTRIC CO. COM 291011104 962 16,079 SH   SOLE   0 0 16,079
ENBRIDGE INC. COM 29250N105 2,288 54,684 SH   SOLE   0 0 54,684
EXPRESS SCRIPTS HLDG CO COM 30219G108 231 3,500 SH   SOLE   0 0 3,500
EXXON MOBIL CORPORATION COM 30231G102 14,082 171,712 SH   SOLE   0 0 171,712
EXXON MOBIL CORPORATION COM 30231G102 5,921 72,196 SH   OTR   0 0 72,196
FEDERAL REALTY INV TR S B I COM 313747206 1,348 10,094 SH   SOLE   0 0 10,094
FEDEX CORP COM 31428X106 5,560 28,490 SH   SOLE   0 0 28,490
FEDEX CORP COM 31428X106 205 1,050 SH   OTR   0 0 1,050
FRANKLIN RESOURCES INC COM 354613101 978 23,219 SH   SOLE   0 0 23,219
FRANKLIN RESOURCES INC COM 354613101 202 4,800 SH   OTR   0 0 4,800
GENERAL ELECTRIC COMPANY COM 369604103 11,964 401,481 SH   SOLE   0 0 401,481
GENERAL ELECTRIC COMPANY COM 369604103 2,187 73,375 SH   OTR   0 0 73,375
GENERAL MILLS INC COM 370334104 1,076 18,229 SH   SOLE   0 0 18,229
GRAHAM HOLDINGS CO. COM 384637104 258 430 SH   SOLE   0 0 430
HARLEY DAVIDSON INC COM 412822108 278 4,600 SH   SOLE   0 0 4,600
HEALTH CARE PPTY INVS COM 40414L109 267 8,524 SH   SOLE   0 0 8,524
HERSHEY COMPANY COM 427866108 1,509 13,811 SH   SOLE   0 0 13,811
HOME DEPOT COM 437076102 771 5,248 SH   SOLE   0 0 5,248
HONEYWELL INTERNATIONAL INC COM 438516106 2,128 17,043 SH   SOLE   0 0 17,043
HONEYWELL INTERNATIONAL INC COM 438516106 831 6,656 SH   OTR   0 0 6,656
HORMEL FOODS CORP COM 440452100 241 6,960 SH   SOLE   0 0 6,960
HOST HOTELS & RESORTS COM 44107P104 284 15,229 SH   SOLE   0 0 15,229
ILLINOIS TOOL WORKS INC. COM 452308109 9,659 72,912 SH   SOLE   0 0 72,912
ILLINOIS TOOL WORKS INC. COM 452308109 13 100 SH   OTR   0 0 100
INTEL CORP COM COM 458140100 4,531 125,618 SH   SOLE   0 0 125,618
INTEL CORP COM COM 458140100 478 13,260 SH   OTR   0 0 13,260
INTERNATIONAL BUSINESS MACHINE COM 459200101 4,799 27,558 SH   SOLE   0 0 27,558
INTERNATIONAL BUSINESS MACHINE COM 459200101 958 5,500 SH   OTR   0 0 5,500
INTERNATIONAL PAPER CO COM 460146103 298 5,859 SH   SOLE   0 0 5,859
INTUIT INC COM 461202103 418 3,600 SH   SOLE   0 0 3,600
ISHARES MSCI EAFE INDEX COM 464287465 614 9,864 SH   SOLE   0 0 9,864
ISHARES NASDAQ BIOTECH INDEX COM 464287556 3,891 13,269 SH   SOLE   0 0 13,269
ISHARES RUSSELL 2000 IDX COM 464287655 4,330 31,498 SH   SOLE   0 0 31,498
ISHARES RUSSELL MIDCAP INDEX COM 464287499 5,805 31,012 SH   SOLE   0 0 31,012
JOHNSON & JOHNSON COM 478160104 15,334 123,111 SH   SOLE   0 0 123,111
JOHNSON & JOHNSON COM 478160104 327 2,622 SH   OTR   0 0 2,622
JPMORGAN CHASE & CO. COM 46625H100 8,043 91,563 SH   SOLE   0 0 91,563
JPMORGAN CHASE & CO. COM 46625H100 23 260 SH   OTR   0 0 260
KELLOGG COMPANY COM 487836108 4,086 56,275 SH   SOLE   0 0 56,275
KEYCORP COM 493267108 224 12,600 SH   SOLE   0 0 12,600
KIMBERLY-CLARK CORP COM 494368103 3,093 23,496 SH   SOLE   0 0 23,496
LABORATORY CORP OF AMERICA COM 50540R409 356 2,480 SH   SOLE   0 0 2,480
LABORATORY CORP OF AMERICA COM 50540R409 7 47 SH   OTR   0 0 47
LOCKHEED MARTIN COM 539830109 538 2,010 SH   SOLE   0 0 2,010
LOWES COS COM 548661107 9,880 120,185 SH   SOLE   0 0 120,185
LOWES COS COM 548661107 1,524 18,540 SH   OTR   0 0 18,540
M & T BANK CORP COM 55261F104 2,331 15,065 SH   SOLE   0 0 15,065
MANPOWER INC WISCONSIN COM 56418H100 485 4,724 SH   SOLE   0 0 4,724
MARRIOTT INTERNATIONAL, NEW IN COM 571903202 5,352 56,826 SH   SOLE   0 0 56,826
MARRIOTT VACATIONS WORLDWIDE C COM 57164Y107 270 2,705 SH   SOLE   0 0 2,705
MC DONALD'S CORPORATION COM 580135101 7,510 57,945 SH   SOLE   0 0 57,945
MC DONALD'S CORPORATION COM 580135101 14 110 SH   OTR   0 0 110
MEAD JOHNSON NUTRITION COM 582839106 4,292 48,186 SH   SOLE   0 0 48,186
MEDTRONIC INC COM G5960L103 321 3,981 SH   SOLE   0 0 3,981
MEDTRONIC INC COM G5960L103 172 2,140 SH   OTR   0 0 2,140
MERCK & COMPANY INCORPORATED N COM 58933Y105 4,683 73,704 SH   SOLE   0 0 73,704
MERCK & COMPANY INCORPORATED N COM 58933Y105 136 2,144 SH   OTR   0 0 2,144
MICROSOFT CORPORATION COM 594918104 10,052 152,633 SH   SOLE   0 0 152,633
MICROSOFT CORPORATION COM 594918104 1,801 27,340 SH   OTR   0 0 27,340
MONDELEZ INTL INC COM 609207105 205 4,747 SH   SOLE   0 0 4,747
MORGAN STANLEY & CO COM 617446448 729 17,018 SH   SOLE   0 0 17,018
MOTOROLA SOLUTIONS, INC COM 620076307 448 5,191 SH   SOLE   0 0 5,191
NATIONAL FUEL GAS CO COM 636180101 231 3,868 SH   SOLE   0 0 3,868
NEXTERA ENERGY COM 65339F101 2,894 22,545 SH   SOLE   0 0 22,545
NEXTERA ENERGY COM 65339F101 8 60 SH   OTR   0 0 60
NORFOLK SOUTHERN CORP COM 655844108 211 1,887 SH   SOLE   0 0 1,887
NORTHERN TRUST CORP COM 665859104 900 10,400 SH   SOLE   0 0 10,400
NORTHROP GRUMMAN CORP COM 666807102 244 1,024 SH   SOLE   0 0 1,024
ORACLE CORP COM 68389X105 398 8,918 SH   SOLE   0 0 8,918
PEPSICO INCORPORATED COM 713448108 11,189 100,027 SH   SOLE   0 0 100,027
PEPSICO INCORPORATED COM 713448108 729 6,515 SH   OTR   0 0 6,515
PFIZER INCORPORATED COM 717081103 1,293 37,794 SH   SOLE   0 0 37,794
PHILIP MORRIS INTERNATIONAL COM 718172109 581 5,150 SH   SOLE   0 0 5,150
PHILLIPS 66 COM 718546104 366 4,626 SH   SOLE   0 0 4,626
PIONEER NAT RES CO COM 723787107 298 1,600 SH   SOLE   0 0 1,600
PNC FINANCIAL SERVICES GROUP COM 693475105 420 3,494 SH   SOLE   0 0 3,494
POWERSHARES QQQ TR ETF SERIES COM 73935A104 822 6,211 SH   SOLE   0 0 6,211
PRAXAIR INC COM 74005P104 275 2,319 SH   SOLE   0 0 2,319
PROCTER & GAMBLE COMPANY COM 742718109 12,685 141,177 SH   SOLE   0 0 141,177
PROCTER & GAMBLE COMPANY COM 742718109 4,539 50,520 SH   OTR   0 0 50,520
PUBLIC SERVICE ENTERPRISE GROU COM 744573106 353 7,950 SH   SOLE   0 0 7,950
RAYTHEON COMPANY NEW COM 755111507 442 2,900 SH   SOLE   0 0 2,900
SAUL CENTERS INC. COM 804395101 490 7,950 SH   SOLE   0 0 7,950
SAUL CENTERS INC. COM 804395101 8 128 SH   OTR   0 0 128
SCHLUMBERGER LIMITED COM 806857108 289 3,701 SH   SOLE   0 0 3,701
SELECT SECTOR SPDR TR UTILITIE COM 81369Y886 246 4,800 SH   SOLE   0 0 4,800
SMUCKER J.M. CO COM 832696405 666 5,078 SH   SOLE   0 0 5,078
SOUTHERN COMPANY (THE) COM 842587107 4,413 88,640 SH   SOLE   0 0 88,640
SYSCO CORPORATION COM 871829107 1,165 22,445 SH   SOLE   0 0 22,445
T ROWE PRICE GROUP INC. COM 74144T108 8,105 118,924 SH   SOLE   0 0 118,924
T ROWE PRICE GROUP INC. COM 74144T108 14 210 SH   OTR   0 0 210
TARGET CORP COM 87612E106 1,062 19,240 SH   SOLE   0 0 19,240
TEXAS INSTRUMENTS COM 882508104 516 6,400 SH   SOLE   0 0 6,400
THE TRAVELERS COS INC COM 89417E109 550 4,560 SH   SOLE   0 0 4,560
THERMO FISHER SCIENTIFIC COM 883556102 264 1,720 SH   SOLE   0 0 1,720
UDR INC COM 902653104 776 21,399 SH   SOLE   0 0 21,399
UNILEVER COM 904784709 238 4,800 SH   SOLE   0 0 4,800
UNION PACIFIC CORP COM 907818108 3,736 35,274 SH   SOLE   0 0 35,274
UNITED HEALTHCARE CORP COM 91324P102 4,042 24,647 SH   SOLE   0 0 24,647
UNITED TECHNOLOGIES CORP COM COM 913017109 6,726 59,938 SH   SOLE   0 0 59,938
UNITED TECHNOLOGIES CORP COM COM 913017109 14 125 SH   OTR   0 0 125
US BANCORP DEL (NEW) COM 902973304 249 4,836 SH   SOLE   0 0 4,836
VANGUARD EMERGING MARKETS ETF COM 922042858 767 19,310 SH   SOLE   0 0 19,310
VANGUARD FTSE DEVELOPED MARKET COM 921943858 1,179 30,004 SH   SOLE   0 0 30,004
VANGUARD INFORMATION TECHNOLOG COM 92204A702 30,641 225,912 SH   SOLE   0 0 225,912
VANGUARD MID CAP ETF COM 922908629 3,461 24,854 SH   SOLE   0 0 24,854
VANGUARD S&P ETF COM 922908363 1,012 4,677 SH   SOLE   0 0 4,677
VANGUARD SMALL CAP ETF COM 922908751 2,684 20,137 SH   SOLE   0 0 20,137
VANGUARD TOTAL STOCK MARKET COM 922908769 1,597 13,165 SH   SOLE   0 0 13,165
VERIZON COMMUNICATIONS COM 92343V104 2,725 55,903 SH   SOLE   0 0 55,903
VISA INC CLASS A COM 92826C839 6,576 73,995 SH   SOLE   0 0 73,995
VULCAN MATERIALS CO COM 929160109 289 2,400 SH   SOLE   0 0 2,400
WAL-MART STORES INC COM 931142103 207 2,877 SH   SOLE   0 0 2,877
WAL-MART STORES INC COM 931142103 137 1,900 SH   OTR   0 0 1,900
WALGREENS BOOTS ALLIANCE, INC. COM 931427108 6,863 82,637 SH   SOLE   0 0 82,637
WALGREENS BOOTS ALLIANCE, INC. COM 931427108 17 205 SH   OTR   0 0 205
WALT DISNEY COMPANY COM 254687106 6,276 55,348 SH   SOLE   0 0 55,348
WALT DISNEY COMPANY COM 254687106 19 165 SH   OTR   0 0 165
WASH REAL ESTATE INV TRUST S B COM 939653101 2,953 94,417 SH   SOLE   0 0 94,417
WASTE CONNECTIONS INC COM 94106B101 255 2,889 SH   SOLE   0 0 2,889
WEINGARTEN REALTY INVS S B I COM 948741103 2,870 85,968 SH   SOLE   0 0 85,968
WELLS FARGO & CO. NEW COM 949746101 8,227 147,812 SH   SOLE   0 0 147,812
WELLS FARGO & CO. NEW COM 949746101 189 3,395 SH   OTR   0 0 3,395
WEYERHAEUSER CO COM 962166104 544 16,004 SH   SOLE   0 0 16,004
WGL HLDGS INC COM 92924F106 2,036 24,671 SH   SOLE   0 0 24,671
WHOLE FOODS MARKET COM 966837106 706 23,745 SH   SOLE   0 0 23,745
WHOLE FOODS MARKET COM 966837106 14 455 SH   OTR   0 0 455
ZIMMER BIOMET HOLDINGS INC. COM 98956P102 447 3,660 SH   SOLE   0 0 3,660
ZIMMER BIOMET HOLDINGS INC. COM 98956P102 495 4,050 SH   OTR   0 0 4,050
MATTHEWS INTL JAPAN CLASS I MF 577130800 684 33,814 SH   OTR   0 0 33,814