Diagrams of the Pascaline Mechanism from Recuil des machines et inventions approvées par l’Académie royale des Sciences, Tome 5, drawn by Gallon, 1735.1

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PA Recuil1

Top view

PA Recuil2

Mechanism

Diagrams of the Pascaline Mechanism from Diderot and d’Alembert, Encyclopédie, 17592.

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PA Diderot

Internal Mechanism
(collection Calculant)

Diagrams of the Pascaline Mechanism from Oeuvres de Blaise Pascal, 1779.3

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PA OeuvresMech

Internal Mechanism

PA OeuvresTop

Top Panel

Mechanism as replicated in this collection

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PA 5 Mechanism

Top view

PA Innen

Mechanism

 

1 see Guy Mourlevat, Les Machines Arithmetiques de Blaise Pascal, Memoires de l’Académie des sciences belles-lettres et arts de Clermont-Ferrand, Tome L 1, Clermont-Ferrand, 1988, pp. 21, and Planche 12 and 13. (↑)

2 Denis Diderot and Jean le Rond d’Alembert, Encyclopédie ou Dictionnaire raisonné des sciences, des arts et des métiers, par une Société de Gens de lettres, 1st Folio edition, vol. 22, 1759. Plat II (hand coloured) (↑)

3 Blaise Pascal, Jacques Detune, Nicolas Quesnel, Jean-Baptiste Bradel, Jean-Luc Nyon, and Charles Bossut, Oeuvres de Blaise Pascal, Tome premier [-cinquieme]. A La Haye [i.e. Paris]: chez Detune, libraire [i.e. Nyon]. M. DCC. LXXIX., 1779. (↑)


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