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Type: stamp Issuer: Mexico Date: 2016 Denom: ?
Visibility: public Image owner: none postage 10/11/2016 $9.00 multi d=60 Years of the Institute of Engineering of the National Autonomous University of Mexico (UNAM) unwmk Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/3794/919/Tunnel-and-Dam.jpg Uploaded May 18, 2017, 7:23 pm by Stan Shebs |