Description
The Casio fx-250B is a scientific calculator with unknown digits precision and algebraic logic. It has an unknown number of functions, 38 keys and an LCD (liquid crystal) display. The power source is 2x1.5V cell.
Casio fx-250B
Contact Us
- Contact: Aaron C. Sylvan,
Board Chair - Address: IT History Society
534 Third Avenue
Suite 1248
Brooklyn, NY 11215 - Email: info@ithistory.org
