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CURTA - Simmons-Curta Business Machines - New York (1949) ::::: 1201 | 0203 | 0405 | 0607 | 0809 | 1011 | original |
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| CURTA - The New Small Universal Calculating Machine - System C. Herzstark - 1949 | Curta Type 2 (11 X 9 X 14) and Type 2a (12 X 7 X 16) |