Issue No.11 - November (1976 vol.9)
D.A. Michalopoulos , California State University
Casio, Inc., has announced an electronic calculator that is about the same size as a matchbook and will be marketed in the U.S. at the suggested retail price of $29.95.
D.A. Michalopoulos, "New Products", Computer, vol.9, no. 11, pp. 93-98, November 1976, doi:10.1109/C-M.1976.218446