Casio Memory 8F
The Casio Memory-8F, also known as the H-812, was a handheld calculator introduced by Casio Computer Co. Ltd. in 1976. Measuring 76mm x 138mm x 22mm (w,h,d) and weighing 128g including batteries, this calculator featured a sturdy, three-piece gloss plastic case with a black base, white top, and a matt …