The Tower 10A was manufactured in Japan by the Mamiya camera company and labeled with the Sears Tower line of cameras and gear. The camera was introduced in 1960 and sold originally for about $54.50 and $7.95 for a leather case. The camera has a twin image coupled rangefinder and can focus from 3.5 feet to infinity. The Tower 10A has a single stroke frame advance lever that also cocks the shutter. The camera also has 10 shutter speeds from 1 second to 1/500 of a second, built-in self-timer, fully synchronized flash port, traditional rewind lever that pulls up to release the film cartridge, light meter with a range from 8 to 800 ASA, a utility shoe for mounting a flash unit, a ¼” 20 thread tripod mount, an all-metal body, and leather trim. The camera uses a 48mm f2.8 Mamiya Sekor lens. The camera is distinctly Mamiya and resembles The Mamiya 35D, 35 M3, 4B, and the Mamiya Rank Mamiya.