Subject
American exploration
1
Arc measures
2
Archives
1
Armed Forces
1
Artificers' handbooks
1
Astronomy
2
Azimuth
1
British
1
British exploration
2
Buildings, structures, etc
1
Campaigns
1
Charts
1
Chronometers
1
Climate
1
Coasts
1
Comets
2
Compass
4
Crimean War, 1853-1856
2
Description and travel
4
Discovery and exploration
2
Economic conditions
1
Electric welding
1
Electrical engineering
1
English language
2
Ephemerides
1
Flags
6
Geodesy
2
Geographical positions
1
Geology
1
Gyro compass
2
Harbors
1
History
6
History, Naval
2
Hydrographic surveying
1
Industries
2
Jutland, Battle of, 1916
2
Languages, Modern
1
Lighthouses
1
Magnetism of ships
1
Mammals, Fossil
1
Manuscripts
1
Marine engineering
1
Marine meteorology
1
Mechanics, Applied
1
Medals, badges, decorations, etc
3
Medicine, Naval
1
Meteoorlogy
1
Meteorology
1
Military Nursing
1
Military nursing
1
more ...