The frame is mounted with brass pulley blocks and weights to demonstrate the mechanical advantage of one system over another.
The 1804 Burghley Inventory records: ‘Old Library, 2nd room….1 machine by Haas inclined plane.’
Categories: Collectibles and Curiosities | Collectors Items | Exhibitions |
A J.B. Haas mahogany pulley frame, London, late 18th Century.
REFERENCE: COL12514
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