Cambridge Digital Library

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1. ▸  Collection
   • Astronomical Images (3)
2. ▸  Subject
   • Astrolabe (3)
   • surveying (2)
   • Tuebingen (1)
   • azimuth (1)
   • compass points (1)
   • equator (1)
   • fixed latitude (1)
   • horoscope (1)
   • instrument(s) (1)
   • latitude (1)
   • shadow (1)
   • shadow square (1)
   • tower (1)
   • tropics (1)
   • visual ray (1)
   • zenith (1)
3. ▸  Page has transcription
   • No (3)
4. ▸  Page has translation
   • No (3)
5. ▸  Languages
   • Latin (3)
6. ▸  Date
   • 1500s C.E. (3)