Refine by:
-
▾ Subject
- Longitude (5)
- Time Measuring Instruments (5)
- Nautical instruments (4)
- ASTRONOMY (3)
- Geographical exploration (3)
- Horology (3)
- Marine navigation (3)
- Navigation (science) (2)
- Navigational aids (2)
- ANTHROPOLOGY (1)
-
▾ Date
- 1700s C.E. (8)
- 1800s C.E. (1)