Keywords: Charles Diserens - ETH BIB Portr 16193-049-AL-FL (Johannes Meiner).jpg depicted people Charles Diserens depicted place Other date ca 1920 photo bw paper cardboard Hochformat Spezialmass Institution ETH-Bibliothek Bildarchiv object history exhibition history credit line accession number Portr_16193-049-AL-FL http //doi org/10 3932/ethz-a-000055289 e-pics Bildarchiv online ETH Bibliothek PD-old-auto-1996 1941 CH Charles Diserens Photographs by Johannes Meiner Bildarchiv der ETH-Bibliothek Zürich 20th-century black and white portrait photographs of sitting men at half length Black and white portrait photographs of engineers |