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Type: stamp Issuer: Germany Date: 1983 Denom: ?
Visibility: public Image owner: none postage 5/5/1983 80(pf) multi issue=Europa 1983 dt=discoveries d=electromagnetic waves 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/153/347/Resonant-Circuit-and-Electric-Flux-Lines.jpg Uploaded August 27, 2014, 4:22 pm by Stan Shebs |