Harrie van Dooren mei Key words: French slide rule, Barbotheu, Tavernier-Gravet, Soho slide rule

1 12. Barbotheu Harrie van Dooren mei 2002 Abstract: Barbotheu: the unknown french slide rule Key words: French slide rule, Barbotheu, Tavernier-Grave...
Author:  Gerarda Baert

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