About 15 results ()
Refine by:
-
▾ Subject
- Longitude (14)
- ASTRONOMY (12)
- Time Measuring Instruments (7)
- Marine navigation (6)
- Nautical instruments (6)
- Jupiter (Planet) (2)
- Navigation (science) (2)
- Horology (1)
- Legislation (1)
- Magnetism (1)
- Tides (1)