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Thomas de Colmar models |
First models |
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T1820 4x0x8 Mult. |
T1822 3x0x6 Mult. |
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"1849" models |
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T1849 Additionneuse |
T1848 5x0x10 Mult |
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"1850" models |
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T1850 A 5x0x10 Mult. |
T1850 B 8x0x16 Mult. |
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"1852" models |
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T1852 A 5x0x10 |
T1852 B 6x0x12 |
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T1852 C 8x0x16 |
T1852 C' 8x0x16 |
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"Piano" 1855 |
P 1855 15x16x30 |
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"1856" models |
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T1856 A 6x0x12 |
T1856 B 8x0x16 |
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"1858" models |
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T1858 A 6x7x12 |
T1858 B 8x9x16 |
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"1860" models |
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T1860 A 6x7x12 |
T1860 B 8x9x16 |
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"Cheap model" (circa 1865) |
T1865 A- |
"1865" models & more ... |
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T1865 A 6x7x12 |
T1865 B 8x9x16 |
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T1865 C 11x11x20 |
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www.arithmometre.org 2007 |
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