The Innovators Behind Leonardo by Plinio Innocenzi

Author:Plinio Innocenzi
Language: eng
Format: epub
ISBN: 9783319904498
Publisher: Springer International Publishing

Villard de Honnecourt’s machine (Fig. 8.2) features a spoked wheel and is accompanied by the following description: “Many days the masters have disputed on how to spin a wheel alone. Here’s how to do using odd mallets or mercury.”

Fig. 8.2Perpetual motion machines from Villard de Honnecourt, about 1230. Folio 5f (Planche VIII), Fr.19093, BNF. Under the drawing is written: “Maint ior se sunt maistre dispute de faire torner une ruee par li seule. Ves ent ci «con en puet faire par mailles non pers ou par vif argent».” (The transcription in modern French is: Maint jour, se sont maîtres disputés pour faire tourner une roue par elle seule. Voici comment on peut le faire par maillets non pairs ou par vif-argent)

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