This handheld electronic calculator has a dark brown plastic case and eighteen square plastic keys. In addition to ten digit keys and a decimal point key, it has a clear entry/clear key, four arithmetic function keys, a total key, and a percentage key. A mark above the keyboard reads: 14RD (/) Automatic (/) Percent. Above it is the on/off switch. Behind it is the eight-digit vacuum fluorescent display. A light at the back goes on when the result is negative. Text below it reads: MINUS. Text left of it reads: Rockwell. A jack along the back edge would hold a power adapter.
The back of the calculator has four feet and a compartment at the base for 4 AA batteries. A sticker above the compartment reads in part: Rockwell (/) International. It also reads: Microelectronics Product Division (/) Anaheim, CA 92803 (/) ELECTRONIC CALCULATOR (/) MODEL 14RD. After instructions, it reads: Made in Japan. It also reads: Serial No. (/) 100108.046.
Reference:
[Advertisement], Los Angeles Times, May 19, 1976, p. E8. Rockwell 14RD advertised as selling for $11.88. Least expensive of Rockwell calculators advertised.
[Advertisement], Los Angeles Times, December 18, 1976, p. C10. Rockwell 14RD advertised as selling for $12.25.
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