Watt's end measuring machine
1776
Maudslay 's Lord Chancellor bench micrometer
1805
bench micrometer
1881
Slocomb digital micrometer
1920-1939
frame micrometer
1826-1894
Miniature micrometer by Borletti of Milan in a small pocket
Micrometer, brass, steel
"0-2" Bench Micrometer
1944
Direct digital display micrometer made by Brown and Sharpe
1922-1928
Micrometer in wooden case
1913-1929
Automatic micrometer
1850-1900
Six early micrometers for the microscope
Pocket sheet metal gauge
1878-1867 (design)
digital readout micrometer
1893
4" - 8" micrometer
circa 1960
0" to 4" micrometer
Micrometer Caliper
1900
Bench micrometer
circa 1900
Dial Micrometer
1960
Differential Screw Micrometer and case
1801-1811
digital L.C.D. micrometer
circa 1981
'Micrometer' mechanism
1920-1939
Differential Screw Micrometer, 1801-1811
1801-1811
Brass micrometer type gauge comparator.
micrometer
micrometer
micrometer
micrometer
micrometer
Bench Micrometer by Armstrong Whitworth & Co.
1920
Whitworth Measuring Machine
1889
Micrometer
1930
Micrometer
Automatic micrometer
Adjustable square
circa 1960
Original workshop micrometer
1884
Clockmaker's screw micrometer, by Gustav Horstmann
1856
Bench type micrometer for rolling mill gauging
1901
Apparatus for both direct measurement
1876
Internal micrometer by S.B.Allport, 1875
1875
bench micrometer
circa 1882
Experimental micrometer using Ayrton-Perry magnifying spring to read to 1/20
earliest 1909
A differential screw micrometer reading in metric unit
1876
Frame micrometer no. 30 by Troughton and Simms
1826-1894
Ring measuring micrometer set
circa 1910
Micrometer test object, made by Nobert
G. Jackson's micrometer
Micrometer in slider by J. Cuff, London, 1745
1745
Internal bore micrometer
Electrically indicating micrometer hair hygrometer, 1924
1924