Surface Condenser and Air Pump, England, 1775
1775
1775
1735-1770
1917
1812
1772-1781
1943-02-06
1771-1781
1870
1870
1870
1870
1730
1763-1779
1858-1868
1870
1812-1814
c. 1958
1917
1892
1850-1875
1730
1964
1987
1898
1898
1897
c.1783
1781
c. 1958
1730
1892
1898
1898
1898
1902-1912
1892
1987-05-18
1983-09-01
1808