Guglielmo Marconi, né le 25 avril 1874, 09h15 à Bologne
[11.20E 44.29N / 0E50, 08h25 T.U.]

Auteur : Pach Brothers
Crédits : This image is available from the United States Library of Congress's Prints and Photographs division
under the digital ID cph.3a40043.
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Licence : Public domain