Six portable beam heads: 2 plain points

Six portable beam heads: 2 plain points, 1 pen, 1 pencil

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Six portable beam heads: 2 plain points, 1 pen, 1 pencil
Science Museum Group
© The Board of Trustees of the Science Museum

Six portable beam heads: 2 plain points, 1 pen, 1 pencil, 2 needle points

Details

Category:
Mathematics
Object Number:
1876-307
Materials:
electrum
type:
compasses (drawing instruments) and beam compasses
credit:
W.F. Stanley and Company