Description
The Sharp EL-531P is a scientific calculator with 10 digits precision and algebraic logic. It has an unknown number of functions, 44 keys and an LCD (liquid crystal) display. The power source is 2xAA batteries.
Sharp EL-531P
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- Contact: Aaron C. Sylvan,
Board Chair - Address: IT History Society
534 Third Avenue
Suite 1248
Brooklyn, NY 11215 - Email: info@ithistory.org
