Surveyor's tripod with a theodolite

Surveyor's tripod with a theodolite, coal mining use.

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Surveyor's tripod with a theodolite, coal mining use.
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Surveyor's tripod with a theodolite, coal mining use. Microptic theodolite mounted on a tripod. Theodolite accurate to 20 secs. Has an optical plumbet at base.

Details

Category:
Coal Mining
Collection:
Lancashire Coal Mining Collection
Object Number:
Y2002.19/T1630/1
Materials:
brass and glass
Measurements:
Overall: 135 mm x 110 mm x 220 mm,
type:
tripod
credit:
Gift of Salford Museum and Art Gallery