Watt's end measuring machine
1776
Palmer's micrometer (replica)
circa 1848
Lucien Sharpe sheet metal gauge
circa 1850
Maudslay 's Lord Chancellor bench micrometer
1805
Micrometer type mechanical comparator
1855
Whitworth standard wire gauge
1869 to 1897
Dividing engine for making sextants and octants
Made late 1700s, modified 1800s
digital L.C.D. micrometer
circa 1981
Large Vernier Calliper for Manufacturing Large Calibre Weapons, 1826-1867
1826
Watchmaker's sector proportional gauge
N. K.
Brass micrometer type gauge comparator.
Circular Instrument Dividing Engine
1919
Wedge gauge
not Known
Steel wedge gauge
Vernier depth gauge
Distance measure
Metal factors ruler incorporating sliding caliper marked Thomas Bradburn and Sons
Circular instrument dividing engine
1778
Girth tape
Pair of Carl Zeiss dial type measuring gauges
Set of Johansson gauge blocks, c 1900.
1896-1918
Slocomb digital micrometer
1920-1939
Miniature micrometer by Borletti of Milan in a small pocket
"0-2" Bench Micrometer
1944
Direct digital display micrometer made by Brown and Sharpe
1922-1928
early metric micrometer
1878
Girth tape
Ship's plate thickness measuring gauge with vernier scale.
not known
American Standard Wire Gauge
circa 1858
Surface plate; very smooth surface produced by lapping
1919
Hirth minimeter
circa 1920; 1907
Experimental screw diameter measuring machine
1915
O-VEE Screw thread comparator
thickness measurer
circa 1890
Double ended metric screw plug gauge
1907
setting tool
1907
setting gauge
1907
setting dial
1907
ring gauge
1907
screw plug gauge
1907
ring gauge
1907
ring gauge
1907
Micrometer in wooden case
1913-1929
Automatic micrometer
1850-1900
Wooden carrying box
1950-1952
Pneumatic 'Go No Go' gauging machine
1955-1965
Slide caliper for logs
N. K.
Pocket sheet metal gauge
1878-1867 (design)
Iron marking out trammel
