DescriptionEl astrónomo (cropped 1).jpg English: Painting on the wall behind the astronomer Date 16 June 2011, 18:47:25 Source File:El_astrónomo.jpg Author...
English Spanish El ajedrez, investigaciones sobre su origen...
DescriptionEl astrónomo (cropped 2).jpg English: Globe, book, astrolabe on the table Date 16 June 2011, 18:47:25 Source File:El_astrónomo.jpg Author Erzalibillas...
DescriptionEl astrónomo (cropped 3).jpg English: The identity of the man depicted as an astronomer Date 16 June 2011, 18:47:25 Source File:El_astrónomo.jpg Author...
English determination method or standard: SHA-1...
La teoría de la relatividad de Einstein (page 27 crop).jpg...
English determination method or standard: SHA-1...
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse English Italian Poemetti italiani, vol. VII. Torino...
https://www.flickr.com/photos/comunicacionesconicyt/40941015091/ operator: Flickr URL: https://live.staticflickr.com/799/40941015091_d5622c9b46_o.jpg...
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