Refine by:
-
▾ Subject
- ASTRONOMY (134)
- Longitude (100)
- Marine navigation (99)
- Nautical instruments (52)
- Geographical exploration (46)
- Time Measuring Instruments (43)
- Astronomical Observatories (35)
- Horology (35)
- Colonial administration (34)
- ANTHROPOLOGY (22)
- Navigational aids (17)
- Discoveries in geography (15)
- Navigation (15)
- SCIENCE (11)
- Magnetism (6)
- Chronomoters (5)
- PUBLISHING (5)
- TRAVEL (5)
- Aids to navigation (3)
- Jupiter (Planet) (3)
- Maps (3)
- Navigation (science) (2)
- Tides (2)
- Compasses (1)
- Latitude (1)
-
▾ Date
- 1700s C.E. (133)
- 1800s C.E. (54)