Plongeur à nu, muni du Régulateur (système Denayrouze), vers 1870, Alfred Léon Lemercier, circa 1870

Naked diver, equipped with the regulator (denayrouze system), circa 1870. Lemercier, photographer period photoglypt print, mounted on paper support. Mention of the title and the photographer under the image on the mounting support. Mention “denayrouze bd voltaire 3 paris” in the print. 23 x 15 cm with assembly. Date: circa 1870.