Radio Communication
c.1945
Ethnography and Folk Medicine
1928
Materia Medica & Pharmacology
1919
1925-1930
Telecommunications
c.1946
Surgery
1918-1920
1931
Dentistry
1920-1940
1928-1930
Electronic Components
1920-1937
1944-1945
c.1930
c.1920
1926
Psychology, Psychiatry & Anthropometry
1926-1934
1922-1923
1923
1920-1929
Coal Mining
1930
1926-1935
Passenger Comforts
1937
Textile Industry
c. 1920
Medical Glass-ware
1932
1937-1937
1920-1930
1936-1939
1921-1934
1924
Aircraft Propulsion
1941
Scientific Instruments & Research
1934; 1934
Domestic Appliances
1948
1922
1939
c. 1935
1934
Road Transport
Aeronautics
1936
1925-1946
1943
c.1935