Locomotives and Rolling Stock
1901
Telecommunications
1901-1910
1902
Road Transport
1905
1907
Cash Registers
c.1910
1903
1908
Motive Power
Aeronautics
Railways
1909
Industrial Chemistry
1906
Textile Industry
c. 1910
Printing & Writing
Time Measurement
Materia Medica & Pharmacology
Railway Models
Television
1904
Radio Communication
Therapeutics
1909-1910
1902-1907
Sound Reproduction
Domestic Appliances
1903 (original); 1982 (model)
Clinical Diagnosis
1906-1910
1905; c.1905
Photographic Technology
c. 1905
Orthopaedics
c.1908
Gas Industry
1903-1905
c.1905
Marine Engines