Colnect-2800-648-General-Gorgas.jpg
Source: Colnect
Issued by: Panama
Function: postage
Date: 8/15/1939
Issue: Panama Canal 25th
Denom: 15c
Color: ultramarine
Design: General Gorgas
Watermark: unwmk
Perf: 12
Catalog value:

Overprints on this type: (See as list)
airmail 8/12/1940 7c issue=1940 air oc=blk

In collections: used (Stan Shebs)

External links:
Colnect 559423..e_Panama_Canal