Refine by:
-
▾ Collection
- National Maritime Museum Manuscripts (7)
- National Maritime Museum Print Works (1)
- Papers of Nevil Maskelyne (1)
- Papers of the Board of Longitude (55)
- Royal Greenwich Observatory Archives (64)
- Treasures of the Library (3)
-
▾ Subject
- ASTRONOMY (37)
- Geographical exploration (37)
- Marine navigation (37)
- Longitude (36)
- Nautical instruments (26)
- Navigational aids (26)
- Navigation (23)
- Discoveries in geography (22)
- TRAVEL (20)
- Aids to navigation (18)
- Maps (18)
- Time Measuring Instruments (7)
- Magnetism (4)
- Navigation (science) (4)
- Horology (2)
- ANTHROPOLOGY (1)
- Ocean currents (1)
- SCIENCE (1)