Cambridge Digital Library

• Keyword: Hecla

Refine by:

1. ▸  Collection
   • Macclesfield Collection (1)
   • Newton Papers (1)
   • Royal Greenwich Observatory Archives (5)
2. ▸  Subject
   • Longitude (3)
   • Navigational aids (3)
   • Astronomy (2)
   • ASTRONOMY (1)
   • Astronomical Observatories (1)
   • Astronomical observatories (1)
   • Mathematics (1)
   • Nautical instruments (1)
3. ▸  Page has transcription
   • No (5)
   • Yes (1)
4. ▸  Page has translation
   • No (6)
5. ▸  Place
6. ▸  Languages
   • English (2)
   • Greek, Modern (1453-) (1)
   • Latin (1)