Cambridge Digital Library

Refine by:

1. ▾ Collection
   • Darwin-Hooker Letters (1)
   • Forman and Napier Casebooks (202)
   • Papers of John Pond (5)
   • Papers of the Board of Longitude (504)
   • Royal Greenwich Observatory Archives (509)
   • Scriptorium (1)
2. ▾ Subject
   • Astronomy (339)
   • Longitude (325)
   • Marine navigation (262)
   • Nautical instruments (169)
   • Time Measuring Instruments (161)
   • Astronomical Observatories (76)
   • Colonial administration (76)
   • Mathematics (67)
   • Latitude (64)
   • Horology (47)
   • Tides (46)
   • Navigation (science) (42)
   • Science (39)
   • Winds (39)
   • Magnetism (33)
   • Geographical exploration (25)
   • Legislation (21)
   • Navigational aids (17)
   • Ocean currents (10)
   • Jupiter (Planet) (8)
   • Navigation (6)
   • Geodesy (4)
   • Administration (3)
   • Discoveries in geography (3)
   • Publishing (2)
   • Anecdotes (1)
   • Astronomical instruments (1)
   • Church History (1)
   • Classics (1)
   • Compasses (1)
3. ▾ Date
   • 1500s C.E. (9)
   • 1600s C.E. (221)
   • 1700s C.E. (36)
   • 1800s C.E. (519)
   • 1900s C.E. (1)