Refine by:
-
▾ Subject
- ASTRONOMY (258)
- Longitude (245)
- Marine navigation (234)
- Geographical exploration (161)
- Nautical instruments (73)
- Navigational aids (66)
- Horology (54)
- Discoveries in geography (53)
- Navigation (53)
- Time Measuring Instruments (45)
- TRAVEL (39)
- Magnetism (23)
- Astronomical Observatories (14)
- Colonial administration (13)
- Latitude (9)
- Legislation (9)
- Navigation (science) (8)
- Tides (8)
- Winds (8)
- Jupiter (Planet) (4)
- Ocean currents (4)
- ANTHROPOLOGY (3)
- Aids to navigation (3)
- Maps (3)
- SCIENCE (2)
- ACADEMIC STANDARDS (1)
- Compasses (1)
- PUBLISHING (1)
-
▾ Date
- 1600s C.E. (1)
- 1700s C.E. (105)
- 1800s C.E. (198)