Collection

Prismatic astrolabe, British, 1928-1932

Made:: 1928-1932 in York and London

maker:: Cooke, Troughton and Simms Limited

Prismatic astrolabe by Cooke, Troughton & Simms Ltd, York & London, England, 1928-1932

Details

Category:: Surveying

Object Number:: 1970-364

type:: prismatic astrolabe

credit:: Admiralty Hydrographic Department

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Parts

Base for prismatic astrolabe, British, 1930-1939

Base for prismatic astrolabe, British, 1930-1939

Base for prismatic astrolabe by Cooke, Troughton and Simms Ltd., London, England, 1930-39.

Measurements:: overall: 195 mm x 432 mm x 385 mm, 15kg

Materials:: brass (copper, zinc alloy) , mahogany (wood) , celluloid (cellulose) , hair , glass , copper (metal) , textile , silver plated , steel (metal) , leather , felt and canvas

Object Number:: 1970-364/1

type:: instrument component and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum

Tripod bag for prismatic astrolabe, British, 1930-1939

Tripod bag for prismatic astrolabe, British, 1930-1939

Leather bag to contain three tripod legs for prismatic astrolabe by Cooke, Troughton and Simms Ltd., London, 1930-39.

Object Number:: 1970-364/2

type:: instrument case , prismatic astrolabe and radioactive material

Tripod leg for prismatic astrolabe, British, 1930-1939

Tripod leg for prismatic astrolabe, British, 1930-1939

One of three tripod legs for prismatic astrolabe by Cooke, Troughton and Simms Ltd., London, 1930-39.

Measurements:: overall: 32 mm x 435 mm x 258 mm, 1.18kg

Materials:: mahogany (wood) and brass (copper, zinc alloy)

Object Number:: 1970-364/3

type:: instrument component , tripod - stand and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum

Tripod leg for prismatic astrolabe, British, 1930-1939

Tripod leg for prismatic astrolabe, British, 1930-1939

One of three tripod legs for prismatic astrolabe by Cooke, Troughton and Simms Ltd., London, 1930-39.

Measurements:: overall: 32 mm x 435 mm x 258 mm, 1.18kg

Materials:: mahogany (wood) and brass (copper, zinc alloy)

Object Number:: 1970-364/4

type:: instrument component , tripod - stand and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum

Tripod leg for prismatic astrolabe, British, 1930-1939

Tripod leg for prismatic astrolabe, British, 1930-1939

One of three tripod legs for prismatic astrolabe by Cooke, Troughton and Simms Ltd., London, 1930-39.

Measurements:: overall: 32 mm x 435 mm x 258 mm, 1.18kg

Materials:: mahogany (wood) and brass (copper, zinc alloy)

Object Number:: 1970-364/5

type:: instrument component , tripod - stand and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum

Tripod head for prismatic astrolabe, British, 1930-1939

Tripod head for prismatic astrolabe, British, 1930-1939

Tripod head plate for prismatic astrolabe by Cooke, Troughton & Simms Ltd., London, England, 1930-39.

Measurements:: overall: 80 mm 348 mm, 2.94kg

Materials:: mahogany (wood) and brass (copper, zinc alloy)

Object Number:: 1970-364/6

type:: instrument component , tripod - stand and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum

Part of prismatic astrolabe, British, 1930-1939

Part of prismatic astrolabe, British, 1930-1939

Main body for prismatic astrolabe by Cooke, Troughton & Simms Ltd., London, England, 1930-39.

Measurements:: overall: 256 mm x 369 mm x 255 mm, 12.73kg

Materials:: mahogany (wood) , felt , brass (copper, zinc alloy) , glass , alcohol , steel (metal) and paper (fibre product)

Object Number:: 1970-364/7

type:: instrument component and prismatic astrolabe

Telescopic sight for prismatic astrolabe, British, 1930-1939

Telescopic sight for prismatic astrolabe, British, 1930-1939

Telescopic sight for prismatic astrolabe by Cooke, Troughton & Simms Ltd., London, England, 1930-39.

Measurements:: overall: 125 mm x 394 mm x 182 mm, 4.995kg

Materials:: mahogany (wood) , brass (copper, zinc alloy) , felt , glass , copper (metal) , plastic (unidentified) and electrical components

Object Number:: 1970-364/8

type:: instrument component and prismatic astrolabe

Image ©: The Board of Trustees of the Science Museum