Four French erotic postcard photographs published by Charles Collas & Co., Cognac, three featuring models posing with a lyre, and one depicting a lone model draped with fabric, her back turned to the camera, elements of the anatomy obscured within the negative for a slightly more modest effect. Ca. 1910. Very fine, each 3.64 x 5.7 inches (9.25 x 14.5 cm.).