Refine by:
-
▾ Subject
- ANTHROPOLOGY (4)
- ASTRONOMY (224)
- Aids to navigation (2)
- Astronomical Observatories (15)
- Chronomoters (3)
- Colonial administration (10)
- Compasses (2)
- Discoveries in geography (16)
- Expeditions (2)
- Geographical exploration (54)
- Horology (23)
- Journal (42)
- Jupiter (Planet) (8)
- Latitude (15)
- Legislation (19)
- Longitude (227)
- MATHEMATICS (4)
- MEDICAL SCIENCES (4)
- Magnetism (30)
- Maps (2)
- Marine navigation (221)
- Medicine (4)
- Nautical instruments (75)
- Navigation (17)
- Navigation (science) (25)
- Navigational aids (48)
- Ocean currents (6)
- PUBLISHING (7)
- SCIENCE (22)
- TRAVEL (7)
- Tides (5)
- Time Measuring Instruments (187)
- Transit of Venus (191)
- Transit of Venus 1874 (23)
- Winds (5)
- Work journal (23)
- equipment (1)
- observatories (112)
- photography (9)
- provisioning (1)
- scientific instruments (185)
- telescopes (9)
- trains (7)
-
▾ Date
- 1700s C.E. (159)
- 1800s C.E. (548)