Photosphere c1890 Compagne Française de Photographie, Paris, France. One of the first all-metal cameras, invented by Napoleon Conti 1888. Spring powered hemispherical sector shutter with variable speeds. Attached is a removable reflecting view-finder. This example, serial no 201, for 9x12 cm plates held in double dark slides. from http://www.photographica.nu/photosphere.htm
Sliding-Box Camera by Charles Chevalier, c. 1849 Camera and lens marked: "Photographe à verres combines inventé par Charles-Chevalier, Ingenieur, Palais Royal 158, Paris". With convertible lens (4 elements), diaphragm marked: "Paysages ET Gravures", flip shutter (marked: 19/23), length of the lens 6 in., rack-and-pinion focusing (stuck). Plate size of the camera 5 ½ x 6 ¾ in., baseplate 13 1/3 x 7 4/5 in., focusing screen back.