Plummet level

Plummet level, in form of folding triangle

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Plummet level, in form of folding triangle
Science Museum Group
© The Board of Trustees of the Science Museum

Plummet level, in form of folding triangle, with gradients marked on cross pieces, 20th century

Details

Category:
Surveying
Object Number:
1991-14
type:
level
credit:
Imperial College of Science & Technology (Dept. of Civil Engineering)