Image Colnect-4398-529-Slide-ruler-slide-gauge---atomic-model.jpg
(631 x 1009 pixels) |
Type: stamp Issuer: Romania Date: 1957 Denom: ?
Visibility: public Image owner: none postage 5/29/1957 55b brnred issue=2nd Engineers & Technicians Congress d=slide rule & calipers & atom symbol wmk=RPR mult endless perf=14x14.5 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/4398/529/Slide-ruler-slide-gauge---atomic-model.jpg Uploaded July 3, 2018, 4:41 pm by Stan Shebs |
