Prestwich micrometer fluid comparator

Made:
1945-1955 in Tottenham
maker:
J A Prestwich Industries Limited

Prestwich micrometer fluid comparator 1945 to 1955.

Details

Category:
Industrial Metrology
Object Number:
1993-1530
Materials:
steel & glass
Measurements:
overall: 13.3858 x 5.1181 x 6.2992 in.; 34 x 13 x 16 cm
type:
comparator
credit:
Royal Military College of Science