A 9 digit OMEGA Brand Slide Adder made in Hong Kong for WESCOSA -Campbell, - California with a 1964 Patent By T.H. RAMSEY. This comes in its original box with vinyl sleeve, instruction booklet, and stylus. Measures 7 1/4" x 3 1/8". Nice collectible early pocket calculator.
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At Molloy's MEGA ANTIQUES CENTRE, Takapuna, Auckland, New Zealand
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