About 19 results ()
Refine by:
-
▾ Collection
- Darwin Manuscripts (17)
- National Maritime Museum Manuscripts (1)
- Papers of the Board of Longitude (1)
- Royal Greenwich Observatory Archives (2)
-
▾ Subject
- ASTRONOMY (1)
- Longitude (1)
- Marine navigation (1)
-
▾ Date
- 1800s C.E. (5)