Stamps of United States - Canal Zone, unwmk watermark
1 to 50 of 78
postage
1904, Jun 24 ovpted on stamps of Panama unwmk p. 12
| - | 2c | rose | ovpt, map of Panama | |||
| - | 5c | bl | ovpt, map of Panama |
1909 1909a issue ovpted on stamps of Panama
| X | 2c | red & blk | ovpt, Fernandez de Cordoba | — | — | |
| - | 5c | bl & blk | ovpt, Justo Arosemena | — | — | |
| X | 8c | pur & blk | ovpt, Manuel J. Hurtado | — | — | |
| - | 10c | vio & blk | ovpt, Obaldia | — | — |
1909 1909b issue ovpted on stamps of Panama
| - | 1c | dkgrn & blk | ovpt, Vasco Núñez de Balboa | |||
| - | 2c | red & blk | ovpt, Fernandez de Cordoba | — | — | |
| - | 5c | bl & blk | ovpt, Justo Arosemena | — | — | |
| - | 10c | vio & blk | ovpt, Obaldia | — | — |
1915 1915 issue ovpted on stamps of Panama
| - | 1c | dkgrn & blk | ovpt, map of canal | |||
| - | 2c | car & blk | ovpt, Balboa taking possession | |||
| - | 5c | bl & blk | ovpt, Gatun Locks | |||
| X | 10c | org & blk | ovpt, Culebra Cut |
1924, Jan 28 ovpted on stamp of Panama
| - | 1c | grn | ovpt, Vallarino | — | — |
1924, Jul 1 1924 issue ovpted on stamps of United States flat plate print p. 11 (11 stamps)
1925, Jun 27 1925 issue ovpted on stamps of United States flat plate print (10 stamps)
| X | 2c | car | ovpt, George Washington (1926) | — | — | |
| - | 3c | vio | ovpt, Lincoln | |||
| - | 10c | org | ovpt, James Monroe | — | — | |
| - | 12c | brnvio | ovpt, Grover Cleveland (1926) | — | — | |
| X | 15c | gray | ovpt, Statue of Liberty (1926) | — | — | |
| X | 17c | blk | ovpt, Woodrow Wilson (1926) | — | — | |
| - | 20c | carrose | ovpt, Golden Gate (1926) | — | — | |
| - | 30c | olbrn | ovpt, buffalo (1926) | — | — | |
| - | 50c | lil | ovpt, Arlington amphitheatre (1928) | — | — | |
| - | $1 | vioblk | ovpt, Lincoln Memorial (1926) | — | — |
1926, Jul 6 ovpted on stamp of United States
| - | 2c | carrose | ovpt, Liberty Bell |
1927 ovpted on stamp of United States rotary press print p. 11x10.5
| - | 1c | grn | ovpt, Franklin | — | — |
1927 ovpted on stamp of United States rotary press print
| - | 2c | car | ovpt, George Washington | — | — |
1927 ovpted on stamp of United States rotary press print
| X | 3c | vio | ovpt, Lincoln | — | — |
1927 ovpted on stamp of United States rotary press print
| - | 5c | dkbl | ovpt, Theodore Roosevelt | — | — |
1927 ovpted on stamp of United States rotary press print
| - | 10c | org | ovpt, James Monroe |
1933 1933 issue ovpted on stamps of United States
| X | 3c | dpvio | ovpt, George Washington | .20 | ||
| - | 14c | bl | ovpt, American Indian | — | — |
1939 1939 issue ovpted on stamps of United States
| - | 1/2c | org | ovpt, Benjamin Franklin | — | — | |
| X | 1 1/2c | brn | ovpt, Martha Washington | — | — |
1957, Nov 17 Gorgas Hospital 75th issue p. 11
| - | 3c | blk, blgrn | Gorgas Hospital administration building |
1978, Oct 25
| - | 15c | grn & blgrn | towing locomotive & ship | .20 |
airmail
1939, Jul 15 zone airmail 10th issue - planes over landscapes (1939)
| X | 5c | grnblk | DC-3 over Sosa Hill | |||
| X | 10c | dlvio |
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