Refine by:
-
▾ Subject
- Longitude (260)
- ASTRONOMY (239)
- Marine navigation (182)
- Time Measuring Instruments (106)
- Nautical instruments (96)
- Legislation (83)
- Geographical exploration (57)
- Latitude (37)
- Navigation (science) (34)
- Magnetism (30)
- ANTHROPOLOGY (23)
- Navigational aids (23)
- Tides (20)
- Horology (19)
- Winds (16)
- SCIENCE (15)
- Ocean currents (12)
- Chronomoters (9)
- Discoveries in geography (6)
- Navigation (6)
- Jupiter (Planet) (4)
- Astronomical Observatories (3)
- Colonial administration (3)
- Compasses (1)
- Geodesy (1)
- TRAVEL (1)
-
▾ Date
- 1700s C.E. (219)
- 1800s C.E. (341)