Parallel rule

Parallel rule

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Parallel rule
Science Museum Group
© The Board of Trustees of the Science Museum

Parallel rule, rectangular brass frame with steel centre bar adjustable by screw rod, attributed to workshop of G.F. Brander, Augsburg, 18th century

Details

Category:
Mathematics
Object Number:
1986-636
type:
rules (drawing) and parallel rules
credit:
Christie's South Kensington Limited