Image Colnect-140-615-Walter-Mittelholzer-1894-1937--amp--Do-Merkur-floatplane.jpg

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Type: stamp Issuer: Switzerland Date: 1977 Denom: ? Visibility: public Image owner: none postage 1/27/1977 150(c) multi dt=Swiss aviation pioneers d=Walter Mittelholzer 1894-1937 Do-Merkur floatplane unwmk perf=11.5 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/images/b/140/615/Walter-Mittelholzer-1894-1937--amp--Do-Merkur-floatplane.jpg Uploaded August 16, 2014, 2:50 pm by Stan Shebs