Refine by:
-
▾ Collection
- Darwin Manuscripts (39)
- Darwin-Hooker Letters (214)
- National Maritime Museum Manuscripts (2)
- National Maritime Museum Print Works (1)
- Papers of George Biddell Airy (9)
- Papers of the Board of Longitude (49)
- Royal Greenwich Observatory Archives (61)
- Treasures of the Library (1)
-
▾ Subject
- Longitude (28)
- Legislation (10)
- ASTRONOMY (7)
- SCIENCE (6)
- Time Measuring Instruments (5)
- Horology (4)
- Marine navigation (3)
- Geodesy (2)
- Magnetism (2)
- Nautical instruments (2)
- Navigational aids (2)
- NATURAL SCIENCES (1)
- Natural history (1)
- Navigation (1)
- PUBLISHING (1)