Stamps of United States, 6 base day
1 to 50 of 197
postage
1952, Sep 6 ASCE 100th issue unwmk p. 11x10.5
| X | 3c | viobl | George Washington Bridge & Covered Bridge of 1850s |
1957, Sep 6 Marquis de Lafayette 200th issue p. 10.5x11
| X | 3c | dkcar | Marquis de Lafayette |
1959, Apr 6 Arctic exploration 50th issue p. 11x10.5
| X | 4c | grnbl | North Pole Dog Sled & Nautilus |
1960, Dec 6 p. 10.5x11
| X | 4c | vio | John Foster Dulles |
1961, Nov 6
| X | 4c | brn | basketball |
1962, Jan 6 New Mexico statehood 50th issue p. 11
| X | 4c | multi | Shiprock |
1963, Apr 6 Carolina Charter 300th issue
| X | 5c | multi | First Page of Carolina Charter |
1965, Oct 6 ITU 100th issue
| X | 11c | blk & car & bis | world map & radio wave |
1967, Oct 6 Finnish independence 50th issue
| X | 5c | bl | Finnish Coat of Arms |
1967, Nov 6 Christmas 1967 issue
| X | 5c | multi | Madonna & Child by Hans Memling |
1970, May 6 natural history issue
| X | 6c | multi | American bald eagle | |||
| X | 6c | multi | African elephants | |||
| X | 6c | multi | chief in canoe | |||
| X | 6c | multi | The Age of Reptiles |
1970, Aug 6 1970 issue (11 stamps)
| X | 6c | blgray | Dwight D. Eisenhower, v. dot, p. 11x10.5 | |||
| X | 6c | blgray | Dwight D. Eisenhower, v. dot, p. 10v | |||
| X | 7c | brtbl | Benjamin Franklin reading (1972) | |||
| X | 8c | cl | Dwight D. Eisenhower, v. dot, p. 11x10.5 (1971) | |||
| X | 8c | blk & red & blgray | Dwight D. Eisenhower, v. no dot, p. 11 (1971) | |||
| X | 8c | cl | Dwight D. Eisenhower, v. dot, p. 10v (1971) | |||
| X | 8c | dkbl & multi | USPS emblem, p. 11x10.5 (1971) | |||
| X | 14c | graybrn | LaGuardia, p. 11x10.5 (1972) | |||
| X | 16c | orgbrn | Ernie Pyle, p. 11x10.5 (1971) | |||
| X | 18c | vio | Elizabeth Blackwell, p. 11x10.5 (1974) | |||
| X | 21c | grn | Amadeo P. Giannini, p. 11x10.5 (1973) |
1974, Jun 6 UPU 100th issue p. 11 (8 stamps)
1975, Oct 6 banking issue
| X | 10c | multi | Indian Head Penny & Morgan Silver Dollar |
1975, Oct 6 Commerce issue
| X | 10c | multi | Commerce Seated Liberty Quarter 20 Gold Double Eagle | .20 | .20 |
1976, Apr 6 Chemistry issue
| X | 13c | multi | lab glassware |
1977, Jun 6 butterflies (1977 United States)
| X | 13c | multi | swallowtail Papilio oregonius | |||
| X | 13c | multi | checkerspot Euphydryas phaeton | |||
| X | 13c | multi | dogface | |||
| X | 13c | multi | orange-tip |
1977, Aug 6 Oriskany battle 200th issue
| X | 13c | multi | Herkimer at Oriskany by Frederick Yohn |
1977, Oct 6 talking pictures 50th issue
| X | 13c | multi | Movie Projector & phonograph |
1978, Jan 6
| X | 13c | olgrn & blk | Carl Sandburg |
1983, Jul 6 p. 10.5x11
| X | 20c | dkbl | Babe Ruth |
1984, Jan 6 Winter Olympics 1984 issue
| X | 20c | multi | ice dancing | |||
| X | 20c | multi | downhill skiing | |||
| X | 20c | multi | cross-country skiing | |||
| X | 20c | multi | ice hockey |
1984, Feb 6 soil&water conservation issue p. 11
| X | 20c | multi | Okay Hand Signal with rose |
1984, Jun 6 John McCormack 100th issue
| X | 20c | multi | John McCormack |
1 to 50 of 197