Here are 4 large antique albumen photos mounted on card, made in Cairo, Egypt. First is a very large building titled Tomb of the Sultan Barkouh. 15 3/4" by 12 3/4." The photographer was French, O. Schoefft. The second one also is in French and says Mosquee de Mohamed-Ali. 14 3/4" by 12." The photographer was P Seboch. The third photo is an area with tombs of many Caliphs. Also by Seboch. 14" by 11." The fourth photo says it's the facade of the 14th century Mosque of Sultan Hassad. The mount is 15 3/4" by 12 3/4." The backs have stamps that say The Pennsylvania Museum School of Industrial Art.