Image Colnect-136-845-Photographic-Objective-by-Josef-Petzval-1807-91.jpg
(549 x 479 pixels) |
Type: stamp Issuer: Austria Date: 1973 Denom: ?
Visibility: public Image owner: none postage 10/8/1973 2.50s issue=Europhot Congress Vienna d=Petzval's lens 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/136/845/Photographic-Objective-by-Josef-Petzval-1807-91.jpg Uploaded October 16, 2012, 4:39 am by Stan Shebs |
