Photo of Mona Lisa. From w:en:Image:Mona-lisa-through-glass.jpg. Tourists viewing the Mona Lisa, reflected in the bulletproof glass covering the painting...
This is the original Mona Lisa by Leonardo Da Vinci as seen though a mirror image of the painting itself. Secrecy and secret methods of passing information...
This file has an extracted image: Edward C. McIrvine named dean, RIT NandE Vol19Num8 1987 Dec17 Complete.jpg....
This file has an extracted image: Charles Bigelow, RIT NandE Vol19Num6 1987 Nov17 Complete.jpg....
This file has an extracted image: The History of Painting - Richard Muther - ed. 1907, vol. 1 (title page).jpg....
described at URL: https://www.flickr.com/photos/jurvetson/49895794627/ operator: Flickr URL: https://live.staticflickr.com/65535/49895794627_02113310a4_o.jpg...
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