Carpenter's joint rule, in pearwood, signed "Richa

Made:
1659 in England
Carpenter's joint rule, in pearwood, signed Richard Assheton 1659' 2 ft long, folded 12 1/2' x 1 1/2' x 1/2', with

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Carpenter's joint rule, in pearwood, signed Richard Assheton 1659' 2 ft long, folded 12 1/2' x 1 1/2' x 1/2', with
Science Museum Group
© The Board of Trustees of the Science Museum

Carpenter's joint rule, in pearwood, signed "Richard Assheton 1659" 2 ft long, folded 12 1/2" x 1 1/2" x 1/2", with scales for "Boord", "Timber" "Circumference", "diameter" " square equals", "square within" - etc, on the side is a log line

Details

Category:
Mathematics
Object Number:
1954-292
Measurements:
overall (folded): 6.35 x 317.5 x 38.1 mm
overall (open): 6.35 x 635 x 19.05 mm
type:
folding rule
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
  • ruler - measuring device
  • furnishing and equipment
  • measuring device - instrument
  • ruler - measuring device
credit:
National Maritime Museum (Gabb Collection)