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Summary
DescriptionPanama Canal C18.jpg
English: US Canal Zone Airmail Postage, Plate Block proof The 25-cent Airmail stamp (Scott# C-18) The series honored the 10th anniversary of airmail service in the Canal Zone along with the 25th anniversary of the Panama Canal opening. 200,000 copies of the 25-cent airmail were shipped to the Isthmus, but only a little over 82,000 were actually sold. The unsold remaining stamps were destroyed on April 12, 1941.
Date
Source
Smithsonian Stamp museum
Author
U.S. Government, Canal Zone Administration
This file has an extracted image: Canal Zone Postage” “Tenth Anniversary air mail” 25 cents - Panama Canal C18 (cropped).jpg.
Licensing
Public domainPublic domainfalsefalse
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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inception
15 July 1939
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current
02:57, 23 May 2018
2,279 × 1,075 (587 KB)
Gwillhickers
adjust color tone again
02:20, 23 May 2018
2,279 × 1,075 (587 KB)
Gwillhickers
more accurate color tone
08:32, 18 May 2018
2,279 × 1,075 (549 KB)
Gwillhickers
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