Image Colnect-152-890-Schickard--s-Calculating-Machine.jpg
(520 x 444 pixels) |
Type: stamp Issuer: Germany Date: 1973 Denom: ?
Visibility: public Image owner: none postage 6/12/1973 40(pf) org&blk issue=Schickard calculator 350th d=Schickard calculator unwmk perf=14 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/152/890/Schickard--s-Calculating-Machine.jpg Uploaded August 26, 2014, 6:58 pm by Stan Shebs |
