Casio Calculator FX-85ES Plus – Biz Asia Trading Inc.
Paul Marks on Twitter: "@zsk @jimeasterbrook Casio fx-29 calculator ... still working and eating all my pi since 1977. Fitted well in the knee pockets of high waisters - anyone remember those?
Calculadora Científica Casio fx-29 No Estado - Hobbies e coleções - CECAP, Guaratinguetá 1185651262 | OLX
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