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 COMPANY Common 88579Y101 5,114 26,000 SH   SOLE   26,000 0 0
ABBOTT LABORATORIES Common 002824100 4,757 78,000 SH   SOLE   78,000 0 0
ABBVIE, INC. Common 00287Y109 10,840 117,000 SH   SOLE   117,000 0 0
ABERDEEN GLOBAL DYNAMIC Common 00302M106 308 30,044 SH   SOLE   30,044 0 0
ABERDEEN GLOBAL PREM PROP Sh Ben Int 00302L108 345 54,148 SH   SOLE   54,148 0 0
ABERDEEN JAPAN EQUITY FUN Common 00306J109 186 21,066 SH   SOLE   21,066 0 0
ABERDEEN TOTAL DYNAMIC Sh Ben Int 00326L100 3,258 372,324 SH   SOLE   372,324 0 0
ACCENTURE PLC - CLASS A Common G1151C101 3,763 23,000 SH   SOLE   23,000 0 0
ADAMS DIVERSIFIED EQUITY Common 006212104 18,438 1,195,750 SH   SOLE   1,195,750 0 0
ADAMS NATURALS RESOURCES Common 00548F105 15,395 766,286 SH   SOLE   766,286 0 0
ADOBE SYSTEMS INC Common 00724F101 4,145 17,000 SH   SOLE   17,000 0 0
ADVENT/CLAY EN GR & INC Sh Ben Int 00765E104 925 119,344 SH   SOLE   119,344 0 0
AETNA, INC. Common 00817Y108 3,670 20,000 SH   SOLE   20,000 0 0
AIR PRODUCTS & CHEMICALS Common 009158106 1,557 10,000 SH   SOLE   10,000 0 0
ALLERGAN PLC Common G0177J108 1,050 6,300 SH   SOLE   6,300 0 0
ALLIANZGI NFJ DIVIDEND Sh Ben Int 01883A107 9,100 721,080 SH   SOLE   721,080 0 0
ALLSTATE CORPORATION Common 020002101 2,008 22,000 SH   SOLE   22,000 0 0
ALPHABET, INC. - CLASS C Common, Cl C 02079K107 26,783 24,007 SH   SOLE   24,007 0 0
ALTRIA GROUP INC. Common 02209S103 4,770 84,000 SH   SOLE   84,000 0 0
AMAZON.COM INC Common 023135106 32,296 19,000 SH   SOLE   19,000 0 0
AMERICAN EXPRESS COMPANY Common 025816109 4,704 48,000 SH   SOLE   48,000 0 0
AMERICAN TOWER CORP Common 03027X100 2,451 17,000 SH   SOLE   17,000 0 0
AMERIPRISE FINANCIAL INC Common 03076C106 1,399 10,000 SH   SOLE   10,000 0 0
AMGEN, INC. Common 031162100 8,491 46,000 SH   SOLE   46,000 0 0
AMPHENOL CORP-CL A Common, CL A 032095101 697 8,000 SH   SOLE   8,000 0 0
ANALOG DEVICES INC Common 032654105 2,554 23,500 SH   SOLE   23,500 0 0
AON PLC Common G0408V102 2,195 16,000 SH   SOLE   16,000 0 0
APPLE, INC. Common 037833100 32,950 178,000 SH   SOLE   178,000 0 0
APPLIED MATERIALS INC Common 038222105 3,233 70,000 SH   SOLE   70,000 0 0
AT&T INC. Common 00206R102 5,321 165,730 SH   SOLE   165,730 0 0
BANK OF AMERICA CORP Common 060505104 11,115 394,300 SH   SOLE   394,300 0 0
BANK OF NEW YORK MELLON Common 064058100 3,209 59,500 SH   SOLE   59,500 0 0
BAXTER INTERNATIONAL INC Common 071813109 2,068 28,000 SH   SOLE   28,000 0 0
BECTON, DICKINSON AND CO. Common 075887109 2,635 11,000 SH   SOLE   11,000 0 0
BLACKROCK CREDIT ALLOC. Common 092508100 675 55,872 SH   SOLE   55,872 0 0
BLACKROCK RESOUR & COMM Sh Ben Int 09257A108 3,461 372,602 SH   SOLE   372,602 0 0
BLACKROCK, INC. CLASS A Common, CL A 09247X101 4,990 10,000 SH   SOLE   10,000 0 0
BOEING CO Common 097023105 11,072 33,000 SH   SOLE   33,000 0 0
BOOKING HOLDINGS, INC. Common 09857L108 3,041 1,500 SH   SOLE   1,500 0 0
BOSTON SCIENTIFIC CORP Common 101137107 2,027 62,000 SH   SOLE   62,000 0 0
BRANDYWINE GLOBAL INCOME Common 10537L104 2,625 230,459 SH   SOLE   230,459 0 0
BRITISH AMERICAN TOB ADR Common 110448107 1,088 21,566 SH   SOLE   21,566 0 0
BROADCOM INC Common 11135F101 5,823 24,000 SH   SOLE   24,000 0 0
CARNIVAL CORP Common 143658300 1,261 22,000 SH   SOLE   22,000 0 0
CATERPILLAR INC Common 149123101 4,206 31,000 SH   SOLE   31,000 0 0
CBRE CLARION GLOBAL REAL Sh Ben Int 12504G100 9,108 1,208,001 SH   SOLE   1,208,001 0 0
CELGENE CORP. Common 151020104 3,494 44,000 SH   SOLE   44,000 0 0
CENTRAL EUROPE RUSSIA & T Common 153436100 2,178 93,948 SH   SOLE   93,948 0 0
CHARLES SCHWAB CORP Common 808513105 1,226 24,000 SH   SOLE   24,000 0 0
CHEVRON CORP. Common 166764100 10,114 80,000 SH   SOLE   80,000 0 0
CIGNA CORP Common 125509109 2,379 14,000 SH   SOLE   14,000 0 0
CITIGROUP, INC. Common 172967424 9,750 145,700 SH   SOLE   145,700 0 0
COGNIZANT TECH SOLUTIONS Common 192446102 632 8,000 SH   SOLE   8,000 0 0
COHEN & STEERS PREF INC Common 19247X100 5,153 265,360 SH   SOLE   265,360 0 0
COMCAST CORP - CLASS A Common, Cl A 20030N101 9,121 278,000 SH   SOLE   278,000 0 0
Concho Resources Common 20605P101 622 4,500 SH   SOLE   4,500 0 0
CONOCOPHILLIPS Common 20825C104 3,342 48,000 SH   SOLE   48,000 0 0
CONSTELLATION BRANDS INC Common 21036P108 2,408 11,000 SH   SOLE   11,000 0 0
COSTCO WHOLESALE CORP Common 22160K105 4,598 22,000 SH   SOLE   22,000 0 0
CSX CORPORATION Common 126408103 3,374 52,900 SH   SOLE   52,900 0 0
CUMMINS INC. Common 231021106 1,197 9,000 SH   SOLE   9,000 0 0
CVS HEALTH CORP Common 126650100 3,925 61,000 SH   SOLE   61,000 0 0
DANAHER CORPORATION Common 235851102 2,566 26,000 SH   SOLE   26,000 0 0
DEERE & COMPANY Common 244199105 2,237 16,000 SH   SOLE   16,000 0 0
DELTA AIR LINES, INC. Common 247361702 2,031 41,000 SH   SOLE   41,000 0 0
DOWDUPONT INC. Common 26078J100 6,072 92,114 SH   SOLE   92,114 0 0
DTE ENERGY CO Common 233331107 1,140 11,000 SH   SOLE   11,000 0 0
EATON CORP PLC Common G29183103 448 6,000 SH   SOLE   6,000 0 0
EATON VANCE LIM DUR INC Sh Ben Int 27828H105 793 63,009 SH   SOLE   63,009 0 0
EATON VANCE TAX ADVANTAGE Sh Ben Int 27829M103 116 12,641 SH   SOLE   12,641 0 0
ECOLAB INC Common 278865100 1,684 12,000 SH   SOLE   12,000 0 0
EDWARDS LIFESCIENCES Common 28176E108 1,165 8,000 SH   SOLE   8,000 0 0
ELI LILLY & CO Common 532457108 2,987 35,000 SH   SOLE   35,000 0 0
EOG RESOURCES INC Common 26875P101 3,061 24,600 SH   SOLE   24,600 0 0
ESTEE LAUDER CO. - CL A Common, Cl A 518439104 2,996 21,000 SH   SOLE   21,000 0 0
EXPRESS SCRIPTS HOLDING Common 30219G108 2,702 35,000 SH   SOLE   35,000 0 0
EXXON MOBIL CORPORATION Common 30231G102 7,416 89,636 SH   SOLE   89,636 0 0
FACEBOOK, INC - CLASS A Common, Cl A 30303M102 28,274 145,500 SH   SOLE   145,500 0 0
FEDEX CORPORATION Common 31428X106 3,292 14,500 SH   SOLE   14,500 0 0
FIRST TR/ABER EMER OPP Sh Ben Int 33731K102 291 21,380 SH   SOLE   21,380 0 0
FIRST TR/DYN EUR EQTY INC Sh Ben Int 33740D107 1,852 114,758 SH   SOLE   114,758 0 0
FISERV Common 337738108 2,223 30,000 SH   SOLE   30,000 0 0
FORD MOTOR CO. Common 345370860 1,074 97,000 SH   SOLE   97,000 0 0
FRANKLIN UNIVERSAL TRUST Sh Ben Int 355145103 107 15,971 SH   SOLE   15,971 0 0
GABELLI GLBL SMALL & MID Sh Ben Int 36249W104 2,675 220,670 SH   SOLE   220,670 0 0
GABELLI GLOBAL ULI & INC Sh Ben Int 36242L105 880 47,236 SH   SOLE   47,236 0 0
GENERAL AMERICAN INVESTOR Common 368802104 15,942 464,253 SH   SOLE   464,253 0 0
GENERAL MOTORS COMPANY Common 37045V100 2,719 69,000 SH   SOLE   69,000 0 0
GOLDMAN SACHS GROUP INC Common 38141G104 3,970 18,000 SH   SOLE   18,000 0 0
HCA HEALTHCARE, INC. Common 40412C101 2,155 21,000 SH   SOLE   21,000 0 0
HERZFELD CARIBBEAN BASIN Common 42804T106 185 28,026 SH   SOLE   28,026 0 0
HOME DEPOT, INC. (THE) Common 437076102 15,920 81,600 SH   SOLE   81,600 0 0
HONEYWELL INTERNATL INC Common 438516106 5,042 35,000 SH   SOLE   35,000 0 0
HUMANA INC Common 444859102 1,488 5,000 SH   SOLE   5,000 0 0
ILLINOIS TOOL WORKS INC Common 452308109 2,549 18,400 SH   SOLE   18,400 0 0
INDIA FUND, INC. Common 454089103 9,574 393,999 SH   SOLE   393,999 0 0
INGERSOLL RAND PLC Common G47791101 987 11,000 SH   SOLE   11,000 0 0
INTEL CORPORATION Common 458140100 14,600 293,700 SH   SOLE   293,700 0 0
INTERCONTINENTAL EXCHANGE Common 45866F104 2,207 30,000 SH   SOLE   30,000 0 0
INTUIT INC Common 461202103 2,860 14,000 SH   SOLE   14,000 0 0
INVESCO SENIOR INCOME TR Sh Ben Int 46131H107 51 12,032 SH   SOLE   12,032 0 0
INTUITIVE SURGICAL INC Common 46120E602 1,435 3,000 SH   SOLE   3,000 0 0
JAPAN SMALLER CAPITAL FD Common 47109U104 3,316 284,631 SH   SOLE   284,631 0 0
JOHNSON & JOHNSON Common 478160104 14,888 122,700 SH   SOLE   122,700 0 0
JPMORGAN CHASE & CO Common 46625H100 21,569 207,000 SH   SOLE   207,000 0 0
KOREA FUND, INC. Common 500634209 1,695 44,538 SH   SOLE   44,538 0 0
KROGER COMPANY Common 501044101 711 25,000 SH   SOLE   25,000 0 0
LAM RESEARCH CORP. Common 512807108 1,037 6,000 SH   SOLE   6,000 0 0
LATIN AMERICA DISCOVERY Common 51828C106 788 82,627 SH   SOLE   82,627 0 0
LMP CAPITAL & INCOME FUND Common 50208a102 789 61,407 SH   SOLE   61,407 0 0
LOCKHEED MARTIN CORP Common 539830109 3,545 12,000 SH   SOLE   12,000 0 0
LOWE'S COMPANIES INC Common 548661107 3,727 39,000 SH   SOLE   39,000 0 0
MACQUARIE GL TOTAL RE FD Common 55608D101 6,332 280,925 SH   SOLE   280,925 0 0
MARRIOTT INTL - CL A Common 571903202 1,266 10,000 SH   SOLE   10,000 0 0
MARSH & MCLENNAN COS INC Common 571748102 2,295 28,000 SH   SOLE   28,000 0 0
MASTERCARD INC - CLASS A Common, Cl A 57636Q104 10,416 53,000 SH   SOLE   53,000 0 0
MCDONALD'S CORPORATION Common 580135101 7,098 45,300 SH   SOLE   45,300 0 0
MEXICO EQUITY & INCOME Common 592834105 772 74,694 SH   SOLE   74,694 0 0
MICRON TECHNOLOGY INC Common 595112103 2,360 45,000 SH   SOLE   45,000 0 0
MICROSOFT CORPORATION Common 594918104 25,481 258,400 SH   SOLE   258,400 0 0
MONDELEZ INTERNATIONAL Common 609207105 2,788 68,000 SH   SOLE   68,000 0 0
MOODY'S CORP Common 615369105 2,047 12,000 SH   SOLE   12,000 0 0
MORGAN STANLEY Common 617446448 4,005 84,500 SH   SOLE   84,500 0 0
MORGAN STANLEY ASIA-PAC Common 61744U106 2,801 164,014 SH   SOLE   164,014 0 0
MORGAN STANLEY CHINA Common 617468103 6,491 281,232 SH   SOLE   281,232 0 0
Morgan Stanley Emer Mrkt Common 61744G107 3,416 210,343 SH   SOLE   210,343 0 0
MORGAN STANLEY INDIA INV Common 61745C105 3,753 144,914 SH   SOLE   144,914 0 0
NETFLIX, INC. Common 64110L106 9,786 25,000 SH   SOLE   25,000 0 0
NEUBERGER BERMAN MLP INC Common 64129H104 905 103,204 SH   SOLE   103,204 0 0
NEW GERMANY FUND. INC. Common 644465106 1,233 67,638 SH   SOLE   67,638 0 0
NEW IRELAND FUND Common 645673104 1,266 108,378 SH   SOLE   108,378 0 0
NEXTERA ENERGY, INC. Common 65339F101 4,510 27,000 SH   SOLE   27,000 0 0
NORFOLK SOUTHERN CORP Sh Ben Int 655844108 1,207 8,000 SH   SOLE   8,000 0 0
NUVEEN FLOATING RT INC FD Common 6706EN100 180 17,310 SH   SOLE   17,310 0 0
NUVEEN REAL ASSET INCOME Sh Ben Int 67074Y105 4,165 257,736 SH   SOLE   257,736 0 0
OCCIDENTAL PETRO CORP Common 674599105 2,117 25,300 SH   SOLE   25,300 0 0
ORACLE CORPORATION Common 68389X105 6,520 147,972 SH   SOLE   147,972 0 0
PAYPAL HOLDINGS, INC. Common 70450Y103 1,665 20,000 SH   SOLE   20,000 0 0
PHILLIPS 66 Common 718546104 1,348 12,000 SH   SOLE   12,000 0 0
PIONEER NATURAL RESOURCES Common 723787107 946 5,000 SH   SOLE   5,000 0 0
PNC FINANCIAL SERVICES GR Common 693475105 3,783 28,000 SH   SOLE   28,000 0 0
PRAXAIR INC Common 74005P104 1,898 12,000 SH   SOLE   12,000 0 0
PROGRESSIVE CORPORATION Common 743315103 1,183 20,000 SH   SOLE   20,000 0 0
PROLOGIS, INC. Common 74340W103 1,248 19,000 SH   SOLE   19,000 0 0
RAYTHEON COMPANY Common 755111507 1,545 8,000 SH   SOLE   8,000 0 0
REGENERON PHARMACEUTICALS Common 75886F107 1,035 3,000 SH   SOLE   3,000 0 0
REPUBLIC SERVICES INC Common 760759100 752 11,000 SH   SOLE   11,000 0 0
RMR REAL ESTATE INCOME FD Sh Ben Int 76970B101 4,018 219,671 SH   SOLE   219,671 0 0
ROPER TECHNOLOGIES INC. Common 776696106 2,069 7,500 SH   SOLE   7,500 0 0
ROYAL CARIBBEAN CRUISES Common V7780T103 622 6,000 SH   SOLE   6,000 0 0
ROYCE GLOBAL VALUE TRUST Common 78081T104 2,239 212,993 SH   SOLE   212,993 0 0
ROYCE VALUE TRUST, INC. Common 780910105 2,187 138,431 SH   SOLE   138,431 0 0
S&P GLOBAL INC Common 78409V104 3,058 15,000 SH   SOLE   15,000 0 0
SHERWIN-WILLIAMS CO Common 824348106 1,223 3,000 SH   SOLE   3,000 0 0
SOURCE CAPITAL, INC Common 836144105 2,271 56,839 SH   SOLE   56,839 0 0
SOUTHWEST AIRLINES CO Common 844741108 1,704 33,500 SH   SOLE   33,500 0 0
SPROTT FOCUS TRUST, INC. Common 85208J109 175 22,442 SH   SOLE   22,442 0 0
STANLEY BLACK & DECKER Common 854502101 531 4,000 SH   SOLE   4,000 0 0
STARBUCKS CORP Common 855244109 4,006 82,000 SH   SOLE   82,000 0 0
STATE STREET CORP Common 857477103 745 8,000 SH   SOLE   8,000 0 0
STRYKER CORPORATION Common 863667101 1,013 6,000 SH   SOLE   6,000 0 0
SUNTRUST BANKS INC Common 867914103 528 8,000 SH   SOLE   8,000 0 0
SYSCO CORPORATION Common 871829107 2,015 29,500 SH   SOLE   29,500 0 0
T ROWE PRICE GROUP INC Common 74144T108 1,161 10,000 SH   SOLE   10,000 0 0
TAIWAN FUND, INC. Common 874036106 1,169 58,110 SH   SOLE   58,110 0 0
TE CONNECTIVITY LTD. Common H84989104 1,891 21,000 SH   SOLE   21,000 0 0
TEKLA HEALTHCARE OPP Sh Ben Int 879105104 1,606 94,236 SH   SOLE   94,236 0 0
TEKLA WORLD HEALTHCARE Sh Ben Int 87911L108 524 40,688 SH   SOLE   40,688 0 0
TEMPLETON DRAGON FUND INC Common 88018T101 13,649 640,481 SH   SOLE   640,481 0 0
TEMPLETON EMERGING MRKT Common 880191101 6,307 428,754 SH   SOLE   428,754 0 0
THE EAGLE GROWTH & INCOME Sh Ben Int 26958J105 1,265 82,246 SH   SOLE   82,246 0 0
THE EUROPEAN EQUITY FUND Common 298768102 107 11,472 SH   SOLE   11,472 0 0
THE GABELLI HLTHCARE WELL Sh Ben Int 36246K103 4,056 404,790 SH   SOLE   404,790 0 0
THE GDL FUND Sh Ben Int 361570104 3,432 373,847 SH   SOLE   373,847 0 0
THE MEXICO FUND, INC. Common 592835102 4,282 282,799 SH   SOLE   282,799 0 0
THE TJX COMPANIES INC Common 872540109 2,570 27,000 SH   SOLE   27,000 0 0
THERMO FISHER SCIENTIFIC Common 883556102 4,557 22,000 SH   SOLE   22,000 0 0
TORTOISE PIPELINE & ENRGY Common 89148H108 309 18,000 SH   SOLE   18,000 0 0
TRI CONTINENTAL Common 895436103 11,884 448,288 SH   SOLE   448,288 0 0
TWENTY FIRST CENTURY FOX Common 90130A200 419 8,500 SH   SOLE   8,500 0 0
TYSON FOODS Common 902494103 1,377 20,000 SH   SOLE   20,000 0 0
UNION PACIFIC CORP Common 907818108 6,517 46,000 SH   SOLE   46,000 0 0
UNITED PARCEL SERVICE B Common 911312106 3,091 29,100 SH   SOLE   29,100 0 0
UNITEDHEALTH GROUP, INC. Common 91324P102 15,456 63,000 SH   SOLE   63,000 0 0
US BANCORP Common 902973304 4,502 90,000 SH   SOLE   90,000 0 0
VERTEX PHARMACEUTICALS Common 92532F100 1,530 9,000 SH   SOLE   9,000 0 0
VISA, INC. - CLASS A Common 92826C839 13,788 104,100 SH   SOLE   104,100 0 0
VOYA ASIA PACIFIC HIGH DI Sh Ben Int 92912J102 102 10,248 SH   SOLE   10,248 0 0
VOYA EMERGING MKTS HIGH Sh Ben Int 92912P108 901 111,864 SH   SOLE   111,864 0 0
WALGREENS BOOTS ALLIANCE Common 931427108 3,181 53,000 SH   SOLE   53,000 0 0
WASTE MANAGEMENT INC Common 94106L109 1,871 23,000 SH   SOLE   23,000 0 0
YUM! BRANDS, INC. Common 988498101 274 3,500 SH   SOLE   3,500 0 0
ZIMMER BIOMET HOLDINGS Common 98956P102 334 3,000 SH   SOLE   3,000 0 0
ZOETIS, INC. Common 98978V103 1,022 12,000 SH   SOLE   12,000 0 0