Refine by:
-
▾ Subject
- ASTRONOMY (27)
- Marine navigation (27)
- Legislation (25)
- MATHEMATICS (18)
- MEDICAL SCIENCES (18)
- Medicine (18)
- ANTHROPOLOGY (4)
- Geographical exploration (4)
- Longitude (4)
-
▾ Date
- 1700s C.E. (12)
- 1800s C.E. (44)