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Type: stamp Issuer: Great Britain Date: 2010 Denom: ?
Visibility: public Image owner: none postage 9/16/2010 97 multi issue=Medical Breakthroughs d=Computed tomography scanner invented by Sir Godfrey Hounsfield 1971 unwmk perf=14.5x14 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/701/901/Computed-Tomography-Scanner.jpg Uploaded January 23, 2014, 5:30 pm by Stan Shebs |