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Alpina Universal Calculator, 1961...
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Curta Type I Pocket Calculator...
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Million?r Calculating Machine, 1913...
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Thomas de Colmar Arithmom...
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Curta Type II Calculator (Light-Grey), 1962...
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2 Curta Type II Pocket Calculators...
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Mercedes Euklid Model 1 Proportional-Lever Ca...
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Brunsviga Trinks-Triplex Calculating Machine,...
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2 Curta Type I and II Pocket Calculators...
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Burkhardt-Arithmometer Model A, c. 1895...
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2 Curta Type II Pocket Calculators...
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Cutaway or Demonstration Models of Calculatin...
