'Holdens' minimeter comparator

Made:
1917-1919 in London
'Holdens' minimeter comparator, for rapid dimension checking

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'Holdens' minimeter comparator, for rapid dimension checking
Science Museum Group
© The Board of Trustees of the Science Museum

'Holdens' minimeter comparator, for rapid dimension checking, by F. Holden Co., London, EC4, England, 1917-1919.

Details

Category:
Industrial Metrology
Object Number:
1919-252
Materials:
steel and brass
Measurements:
overall: 9.8425 x 4.8425 x 6.6929 in.; 25 x 12.3 x 17 cm
type:
lever micrometer comparator
credit:
Holden, Frank