Refine by:
-
▾ Subject
- ASTRONOMY (5)
- Marine navigation (4)
- Legislation (3)
- MATHEMATICS (3)
- MEDICAL SCIENCES (3)
- Medicine (3)
- Astronomical Observatories (1)
- Chronomoters (1)
- Colonial administration (1)
- Longitude (1)
- Nautical instruments (1)
-
▾ Date
- 1700s C.E. (20)
- 1800s C.E. (5)