Ethnography and Folk Medicine
1701-1900
Electronic Components
1906-1972
Computing & Data Processing
1997
Telecommunications
2004-2010
1924
1935
1850-1870
Public Health & Hygiene
1944
Photographs
1860
1860-1880
1890-1920
Domestic Appliances
1963
Nuclear Energy
1980-1982
1982
Electricity Supply
1960-1979
1801-1920
1801-1900
Motive Power
1901
Electricity and Magnetism
1960-1980
c. 1973
Photographic Technology
1918
1920-1925
1958-1980
1880-1900
1840-1860
1871-1920
Smoking
1871-1900
1871-1910
Collection Unassigned
1950
1860-1890
1895-1920
Metallurgy
1876
1950-1975