About 246 results ()
Refine by:
-
▾ Subject
- Longitude (82)
- Legislation (81)
- Chronomoters (46)
- Marine navigation (22)
- Transit of Venus (20)
- ASTRONOMY (18)
- Time Measuring Instruments (16)
- scientific instruments (15)
- observatories (10)
- Nautical instruments (8)
- photography (7)
- Ocean currents (5)
- astronomical instruments (5)
- Geographical exploration (3)
- Horology (3)
- Journal (3)
- MATHEMATICS (3)
- MEDICAL SCIENCES (3)
- Magnetism (3)
- Medicine (3)
- equipment (3)
- provisioning (3)
- Expeditions (2)
- Meteorology (2)
- NATURAL SCIENCES (2)
- Natural history (2)
- Navigation (science) (2)
- Navigational aids (2)
- telescopes (2)
- Commerce (1)