Collection of abacuses, slide rules and similar calculators
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We looked inside some of the posts by classic-calculator-collection and here's what we found interesting.
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Notes Per Post
16
Likes Per Post
16
Reblog Per Post
0
Reply Per Post
0
Time Between Posts
7 months
Number of Posts By Type
Text
4
Photo
9
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Nepohualtzintzin (Mexican Abacus)
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9 Bead Japanese Abacus (conical shaped beads)
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Moko Lightning Calculator
Made in Germany
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Indian Abacus
Indian Abacus
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Enigma Slide Cypher
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N600-ES Slide Rule
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Russian Abacus
2 notes
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Charpentier Calculator (French)
2 notes
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Circular Slide Rule
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Cylindrical Slide Rules Models L & K
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