Image Colnect-3201-588-E-H-Armstrong-1890-1854.jpg
(1024 x 625 pixels) |
Type: stamp Issuer: Czechoslovakia Date: 1959 Denom: ?
Visibility: public Image owner: none postage 12/7/1959 2k multi dt=radio & telegraph inventors d=circuit diagram & Edwin Armstrong unwmk perf=11.75x11.25 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/3201/588/E-H-Armstrong-1890-1854.jpg Uploaded June 2, 2016, 3:34 pm by Stan Shebs |
