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Commemorative Cover #1335 Thomas Eakins Nov 2, 1967 Washington, DC

$ 2.63 $ 1.57

Commemorative Cover #1177 Horace Greeley February 3, 1961 Chappaqua, NY

$ 2.63 $ 1.57

Commemorative Cover Great Americans 1270 Robert Fulton Aug 19,1965 Germantown NY

$ 2.63 $ 1.57

GIRL SCOUTS TRADITION WITH A FUTURE VALLEY FORGE STATION PA MARCH 21 1987

$ 1.74 $ 1.04

HAPPY VALENTINES DAY FROM THE HEART OF OHIO COLUMBUS OH FEB 14 2003

$ 1.74 $ 1.04

Event Cover, Bicentennial, , 13c Bicentennial Pennsylvani...

$ 3.52 $ 2.11

Event Cover, Declaration of Independence, Medallion, 1981

$ 3.52 $ 2.11

KARL LANDSTEINER NOBEL PRIZE MEDICINE IMMUNOCHEMISTRY 1986 COVER +INFO SHEET

$ 1.98 $ 1.18

SELMAN WAKSMAN NOBEL PRIZE MEDICINE MICROBIOLOGIST 1988 COVER + INFO SHEET

$ 1.98 $ 1.18

1933 Sir Francis Drake Landing in CA / Clearwater CA - N5

$ 2.62 $ 1.57

JAMES BENNETT JOURNALIST FOUNDED THE NEW YORK HERALD 1987 COVER +INFO SHEET

$ 1.98 $ 1.18

W.H. AUDEN POET PULITZER PRIZE 1987 COVER +INFO SHEET

$ 1.98 $ 1.18

HENRY VILLARD PRESIDENT NORTHERN PACIFIC RAILROAD 1987 COVER +INFO SHEET

$ 1.98 $ 1.18

1989 George H W Bush Inaugural Event Cover Bullfrog Cachet 05702 Houston,TX Post

$ 6.99 $ 4.19

Canada QV Illustrated Advertising Cover (Semper Paratus [Military?]) 1889 ?, Que

$ 4.48 $ 2.69

US FFC First Flight Cover (Helicopter) 1953 Long Branch, NJ to Newark, NJ

$ 2.24 $ 1.34

US FFC First Flight Cover (Helicopter) 1953 Princeton, NJ to Newark, NJ

$ 2.24 $ 1.34

US FFC First Flight Cover (Helicopter) 1953 Raritan, NJ to Newark, NJ

$ 2.24 $ 1.34

US FFC First Flight Cover (Helicopter) 1953 Trenton, NJ to Newark, NJ

$ 2.24 $ 1.34

US FFC First Flight Cover 1946 Denver, Colorado to Detroit, Michigan

$ 2.24 $ 1.34

US FFC First Flight Cover 1946 Jackson, Wyoming to Great Falls, Montana

$ 2.24 $ 1.34

US FFC First Flight Cover 1946 Jackson, Wyoming via Great Falls, Montana

$ 2.24 $ 1.34

US FFC First Flight Cover 1947 Phoenix, Arizona to San Francisco, Calif

$ 2.24 $ 1.34

US FFC First Flight Cover 1930 Janesville, Wisconsin Via CAM No 9 Signed by PM

$ 2.24 $ 1.34

US FFC First Flight Cover 1930 Rochester, Minnesota via CAM Route No 9

$ 2.24 $ 1.34

US FFC First Flight New Rate Cover 1928 Lincoln, Nebraska to Dallas, Texas

$ 2.24 $ 1.34

WW2 BATTLES INVASION OF NORMANDY 1980 COLORANO SILK EVENT COVER VF UNADDR

$ 1.98 $ 1.18

McGEE - TYSON AIRPORT, TN AIRPORT DEDICATION 1937

$ 5.72 $ 3.43

ARRASMITH FIELD AIRPORT, NEBRASKA AIRPORT DEDICATION 1937

$ 5.72 $ 3.43

UNITED STATES MAY 17, 1929 AIRMAIL JUBILEE PASCO WASHINGTON COVER

$ 8.75 $ 5.25

SAN DIEGO HIGH SCHOOL 50th. ANNIVERSARY SAN DIEGO, CA 11/23/1932

$ 1.74 $ 1.04

1980 OLYMPICS DECATHLON TACOMA WASHINGTON 1980

$ 1.74 $ 1.04

YANKEE GREAT RED RUFFING DEAD AT AGE 80 NEW YORK, NY FEB 17 1986

$ 1.74 $ 1.04

FIRST TRIP H.P.O. CLARKSDALE & JACKSON, MISS. DECEMBER 9 1949

$ 1.74 $ 1.04

BOY SCOUTS 60th ANNIVERSARY WASHINGTON DC FEBRUARY 8 1970

$ 1.74 $ 1.04

ARMED FORCES DAY FORT SNELLING, MN 5/16/1970

$ 1.74 $ 1.04

BABE RUTH - RUTH KENTUCKY JULY 6 1983

$ 1.74 $ 1.04

NEBRASKA STATEHOOD 100TH ANNIVERSARY LINCOLN, NB MARCH 1 1967

$ 1.74 $ 1.04

150th ANNIVERSARY OF ROCKLAND COUNTY NEW YORK NEW CITY, N.Y. FEB 23, 1948

$ 1.74 $ 1.04

FIRST TRIP H.P.O. COLUMBUS, MISS & FLOMATION, ALA. JANUARY 31 1955 TRIP 1

$ 1.74 $ 1.04

SCANDINAVIAN CHRISTMAS IN JULY CRYSTAL MINNESOTA JULY 18 2003

$ 1.74 $ 1.04

FIRST TRIP H.P.O. SIOUX CITY IOWA & MITCHELL, S. DAKOTA AUG 1 1952 TRIP 2

$ 1.74 $ 1.04

RHODE ISLAND DECLARES INDEPENDENCE PROVIDENCE RI MAY 4 1976

$ 1.74 $ 1.04

FIRST TRIP H.P.O. DES MOINES & SHELDON, IOWA NOV 1 TRIP 1

$ 1.74 $ 1.04

FIRST TRIP H.P.O. MADISON & PRAIRIE DU CHIEN WIS. OCT 15 1952 TR 2

$ 1.74 $ 1.04

BRITISH PEACE COMMISSION BICENTENNIAL NEW YORK, NY NOV. 27 1978

$ 1.74 $ 1.04

NORTHWEST ORDINANCE ENACTED MARIETTA OH JULY 13 1977

$ 1.74 $ 1.04

TACOMA WELCOMES KARLSRUHE TACOMA WASHINGTON 1934

$ 1.74 $ 1.04

TUCSON ARIZONA CENTENNIAL OCTOBER 2 1958

$ 1.74 $ 1.04

BOSTON TEA PARTY ANNIVERSARY BOSTON MASS DECEMBER 16 1976

$ 1.74 $ 1.04

NEW SALEM, MASSACHUSETTS 200th ANNIVERSARY 1953

$ 4.39 $ 2.63

CHARLESTON SOUTH CAROLINA 300TH ANNIV OF SETTLEMENT 1980 SHOW COVER

$ 1.18 $ 0.71

GEORGE WASHINGTON'S BIRTHPLACE VIRGINIA FEBRUARY 22 1940 FLAG CACHET COVER

$ 1.27 $ 0.76

FIRST FEDERAL HOSPITAL PITTSBURGH PA 1778-1978 VETERANS DAY COVER+ INFO CARD

$ 1.71 $ 1.02

SPOKANE WASHINGTON INLAND EMPIRE PHILATELIC SOCIETY 1976 SHOW CACHET COVER

$ 1.54 $ 0.92

PRESIDENTIAL BICENTENARY 1789 1989 GEORGE BUSH CARMEL NY CACHET COVER

$ 1.1 $ 0.66

U.S. CONSTITUTION 200TH ANNIV 1987 DUAL PICTORIAL CANCEL 1987 COVER

$ 0.88 $ 0.52

LIBERTY BELL 1977 ALLENTOWN PENNSYLVANIA COVER

$ 1.27 $ 0.76

COLUMBIA MISSOURI POSTMASTERS CONFERENCE MGMT BIRDS CANCEL & CACHET 1985 COVER

$ 1.1 $ 0.66

YOUNGSTOWN OHIO STAMP COLLECTING HOBBY MAVE 80 STAMP SHOW 1980 COVER

$ 1.54 $ 0.92

STAMP COLLECTING ASDA 1983 POSTAGE STAMP CACHET COVER

$ 1.23 $ 0.73

TAMPA BAY GALLEON POSTIQUE PICTORIAL CANCEL 1991 EDKEN CACHET COVER

$ 0.88 $ 0.52

ESPOKANE WASHINGTON INLAND EMPIRE SOCIETY 1968 AIRMAIL STAMP SHOW COVER

$ 1.54 $ 0.92

REVOLUTIONARY WAR KNOX ARTILLERY COLORANO SPECIAL ARBC #30 CACHET COVER 1976

$ 1.49 $ 0.89

REVOLUTIONARY WAR STATON ISLAND RAID COLORANO SPECIAL ARBC #71 CACHET COVER 1977

$ 1.54 $ 0.92

REVOLUTIONARY WAR WINTER QUARTERS COLORANO SPECIAL ARBC #128 CACHET COVER 1979

$ 1.54 $ 0.92

REVOLUTIONARY WAR GUILDFORD COURT COLORANO SPECIAL ARBC #150 CACHET COVER 1981

$ 1.54 $ 0.92

REVOLUTIONARY WAR SPENCER'S TAVERN COLORANO SPECIAL ARBC #160 CACHET COVER 1981

$ 1.49 $ 0.89

KATHERINE HEPBURN ACTRESS HOLLYWOOD STAR 1985 COLORANO SILK CACHET COVER

$ 1.71 $ 1.02

JOHNSTOWN PENNSYLVANIA 1973 JUNIOR STAMP CLUB PATRIOTIC SHIELD SHOW COVER

$ 1.18 $ 0.71

GEORGE WASHINGTON'S BIRTHPLACE VIRGINIA FEBRUARY 22 1946 LINPRINT CACHET COVER

$ 1.27 $ 0.76

FDR FRANKLIN ROOSEVELT MEMORIAL 1948 ST LOUIS COVER HANDSOME CACHET

$ 1.54 $ 0.92

SPECIAL SUMMER OLYMPICS 1979 STATE UNIVERSITY NEW YORK FIRST RANK CACHET COVER

$ 1.71 $ 1.02

NEW ORLEANS LOUISIANA LASALLE EXPEDIITION II 1977 COVER

$ 1.54 $ 0.92

1947 FIRST U.S. SUMARINE HOLLAND ANNIVERSARY COVER NEW LONDON CONNECTICUT

$ 1.71 $ 1.02

NEW ORLEANS LOUISIANA SOUTHERN REGION POSAL CUSTOMER CONFERENCE 1974 COVER

$ 1.54 $ 0.92

DALLAS TEXAS STAMPSHOW CONVENTION 1984 APS STATION SHOW COVER

$ 1.23 $ 0.73

PRESIDENTIAL BICENTENARY 1789 1989 GEORGE WASHINGTON CARMEL NY CACHET COVER

$ 1.1 $ 0.66

BERLIN NEW HAMSPHIRE BERPEX 1977 SHOW COVER STATUE OF LIBERTY CACHET

$ 1.1 $ 0.66

YOUNGSTOWN OHIO MAHONING VALLEY STAMP CLUB 1971 MAVEX SHOW COVER

$ 1.27 $ 0.76

AFDCS FIRST DAY COVER SOCIETY 20TH ANNIV CONVENTION GRAEBNER CHAPTER SHOW COVER

$ 1.54 $ 0.92

PHILADELPHIA PENNSYLVANIA GERMANTOWN STAMP EXHIBITION 21ST ANNIV 1979 COVER

$ 1.27 $ 0.76

SCOTT PUBLICATIONS DEDICATION NEW BUILDING 1971 FANCY COVER + COLOR BROCHURE

$ 1.54 $ 0.92

SMITH CENTER KANSAS CENTENNIAL 1986 MOTHER OF ALL PICTORIAL CANCELS COVER

$ 1.1 $ 0.66

BUENA PARK CALIFORNIA 1976 CACHET LIBERTY BELL INDEPDENCE HALL JULY 4TH COVER

$ 1.27 $ 0.76

AVIATION SAMUEL LANGLEY ASTRONOMER PHYSICIST 1993 ARTCRAFT CACHET FDC VF UNADDR

$ 0.88 $ 0.52

ALEXANDRIA VIRGINIA BICENTENNIAL 2006 COVER

$ 1.27 $ 0.76

Opsail '80 First Day Event Cover, Black, Blue or Green

$ 1.76 $ 1.05

SHUTTLE PALLET SATELLITE MANEUVER CAPE CANAVERAL JUN 22 1983 COLORANO SILK

$ 2.62 $ 1.57

THE EASTER VOYAGE OF ST. BRELADE JERSEY FOLKLORE 1981 SILK CACHET

$ 2.62 $ 1.57

Ameripex86 Stamp Dealers Day, Brown ArtCraft, cancel

$ 1.76 $ 1.05

Ameripex86 Stamp Dealers Day, Blue ArtCraft, cancel

$ 1.76 $ 1.05

Canada KGVI Coronation First Day Cover (NICE Cachet) 1937 Vancouver, BC

$ 4.48 $ 2.69

International Aeronautical Exposition, Chicago 1928, cut from cover

$ 1.48 $ 0.89

1932 GEORGE WASHINGTON BICENTENNIAL COMMEMORATING VISIT TO YORK, YORK, PA CANCEL

$ 3.74 $ 2.24

1932 GEORGE WASHINGTON BICENTENNIAL THE VISIT OF WASHINGTON TO YORK PA CANCEL

$ 3.74 $ 2.24

Robert Henri Birthday Festival Slogan Cover (500028198888Henri001)

$ 0.88 $ 0.52

Wacopex '78 Montpelier Vermont April 29 1978 Event Cover

$ 4.58 $ 2.75

Wisconsin Federation of Stamp Clubs 25th Anniv Ex ~ May 17-18, 1958 Waukegan 1/2

$ 3.51 $ 2.1

Wisconsin Federation of Stamp Clubs 25th Anniv Ex ~ May 17-18, 1958 Waukegan 2/2

$ 3.51 $ 2.1