Refine by:
-
▾ Subject
- Marine navigation (20)
- Legislation (11)
- Time Measuring Instruments (11)
- ASTRONOMY (6)
- Longitude (6)
- Geographical exploration (5)
- Meteorology (5)
- Navigational aids (4)
- Astronomical Observatories (1)
- NATURAL SCIENCES (1)
- Natural history (1)
- Nautical instruments (1)
- Temperature (1)
-
▾ Date
- 1600s C.E. (1)
- 1700s C.E. (4)
- 1800s C.E. (34)