Cambridge Digital Library

• Location: Greenwich

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1. ▾ Collection
   • Longitude Essays (3)
   • National Maritime Museum Manuscripts (12)
   • Papers of John Pond (197)
   • Papers of Nevil Maskelyne (32)
   • Papers of the Board of Longitude (57)
   • Royal Greenwich Observatory Archives (301)
   • Treasures of the Library (19)
2. ▾ Subject
   • Time Measuring Instruments (220)
   • Astronomy (67)
   • Marine navigation (67)
   • Longitude (63)
   • Horology (24)
   • Geographical exploration (23)
   • Anthropology (19)
   • Nautical instruments (9)
   • Navigation (6)
   • Discoveries in geography (5)
   • Astronomical Observatories (4)
   • Colonial administration (4)
   • Latitude (1)
   • Magnetism (1)
   • Navigation (science) (1)
   • Navigational aids (1)
   • Science (1)
   • Travel (1)
3. ▾ Date
   • 1600s C.E. (1)
   • 1700s C.E. (67)
   • 1800s C.E. (241)