
‘Medico-Electrical Machine’ by Nairne and Blunt
1782-1793
1782-1793
1960
1850-1857
1936
1790-1819
1790-1819
1763
1909-1910
1924-1960
1980
1909-1912
2015
1801-1892 (prepared)
1977
1970's
1967
1980
1970's
1960's
1964-1966
1969
1980's
1980s
1940-1960
1875-1901
1989
1920-1925
1890-1910
1980
1873-1876
1927
1900-1920
1670-1699
1939
1925-1935
1920-1925
1900-1920
1905-1915
1960-1970
circa 1820
1897
1927-1933
1909-1919