Watt's end measuring machine
1776
1776
1869 to 1897
circa 1848
circa 1850
1855
Made late 1700s, modified 1800s
1805
1904
1954
1983
1983
1983
circa 1982
1987
circa 1982
1983
circa 1982
1983
1940-1945
1940-1945
1940-1945
1940-1945
circa 1917-1919
1907
1907
1907
1964
N. K.
1857-1948
1981
1942
1924