Vintage APF MARK 1 Desktop Calculator, Early Series A Serial, With Cord, Japan

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vintage CASIO personal mini green LCD display calculator w/ soft cover

Vintage Calculators APF Mark 82/86

Vintage APF MARK 24 Calculator with Case & Green Display ~ Made in Japan

Vintage Mark 25 APF USA Made Calculator Tested Works Ser#87346

Vintage APF MARK 51 Scientific Calculator without Case

Vintage APF Mark 34 Calculator. Testing and Working