Sacred Texts  Age of Reason  Index 
XV. Astronomy Index
  Previous  Next 

The Da Vinci Notebooks at sacred-texts.com

914.

p. 171

Observations on the stars.To see the real nature of the planets open the covering and note at the base  490 one single planet, and the reflected movement of this base will show the nature of the said planet; but arrange that the base may face only one at the time.


Footnotes

171:490 4: basa. This probably alludes to some instrument, perhaps the Camera obscura.


Next: 915.