Possibly mother and son No photographer details CARTE-DE-VISITE (cdv) 1857-1890 Cartes-de-visite (cdv's) are the most common form of photograph from the nineteenth century, generally measuring two and a half inches by four and an eighth inches (6.3 x 10.5 cm) when mounted, sepia toned, mounted on a card which was generally printed with the photographer's name and address on the back or beneath the portrait. - Frost, Lenore; Dating Family Photos 1850-1920; Valiant Press Pty. Ltd., Berwick, Victoria 1991marg ball collection, shillinglaw family photo album 1, unknown, 1875, female shillinglaw 9, male shillinglaw 10