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Cambridge Digital Library

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About 38 results ()
Refine by:
  1. ▾ Collection
    • Darwin-Hooker Letters (8)
    • National Maritime Museum Manuscripts (2)
    • Papers of the Board of Longitude (28)
    • Royal Greenwich Observatory Archives (30)
    • Treasures of the Library (2)
  2. ▾ Subject
    • ASTRONOMY (27)
    • Geographical exploration (24)
    • Marine navigation (24)
    • Longitude (22)
    • Navigational aids (12)
    • Nautical instruments (7)
    • Time Measuring Instruments (7)
    • Discoveries in geography (5)
    • Navigation (5)
    • Navigation (science) (5)
    • Magnetism (4)
    • TRAVEL (4)
    • ANTHROPOLOGY (2)
    • Aids to navigation (1)
    • Maps (1)
    • PUBLISHING (1)
  3. ▾ Date
    • 1700s C.E. (26)
    • 1800s C.E. (12)
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