Refine by:
-
▾ Subject
- Longitude (9)
- Marine navigation (9)
- ASTRONOMY (7)
- Time Measuring Instruments (3)
- Horology (2)
- Geographical exploration (1)
- Navigational aids (1)
-
▾ Date
- 1700s C.E. (11)
- 1800s C.E. (5)