2973440 Carte de visite depicting the Russian Revolutionary Vladimir Antonovich Sviridenko (c1850-1879), 1880-89 by Russian Photographer, (19th century); 10.6x6.1 cm; Tobie Mathew Collection; (add.info.: Unknown Photographer Sviridenko was executed in 1879 under the pseudonym Petr Antonov. Carte de visite produced by Russian revolutionaries in Western Europe in order to raise money for the movement. Published by C.C. Berlin); 穢 Tobie Mathew; Russian, out of copyright.