Combined Vernier callipers and depth gauge

Made:
1842-1846 in London
maker:
James Breese
Vernier callipers and depth gauge, Direct reading vernier

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Vernier callipers and depth gauge, Direct reading vernier
Science Museum Group
© The Board of Trustees of the Science Museum

Vernier callipers and depth gauge, Direct reading vernier, External, sliding jaw; callipers in case, by J. Breese, 5 North Place, Grays Inn Road, London, England, 1842-1846. Reading from 0 to 6.5 inches and to 0.001 inch; with fine screw adjustment to vernier.

Details

Category:
Industrial Metrology
Object Number:
1930-173
Materials:
brass (copper, zinc alloy) and steel
Measurements:
overall: 11.0236 x 4.1732 x .5906 in.; 28 x 10.6 x 1.5 cm
type:
vernier callipers and depth gauge
credit:
Lt. James F. Godwin