[Lyre] Set of four Erotic Photograph PostcardsFour 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.).