APP STORE
GOOGLE PLAY
/0/15108/coverbig.jpg?v=471efc5efdcfeb651aa705ad2b52c8ab)
Side-lights on Astronomy and Kindred Fields of Popular Science Chapter 17 THE EVOLUTION OF ASTRONOMICAL KNOWLEDGE 
/ 1
Genre Ranking Search
Get the APP HOT
Side-lights on Astronomy and Kindred Fields of Popular Science Chapter 17 THE EVOLUTION OF ASTRONOMICAL KNOWLEDGE Chapter 17 THE EVOLUTION OF ASTRONOMICAL KNOWLEDGE
[Footnote: Address at the dedication of the Flower Observatory, University of Pennsylvania, May 12, 1897-Science, May 21, 1897]
Assembled, as we are, to dedicate a new institution to the promotion of our knowledge of the heavens, it appeared to me that an appropriate and interesting subject might be the present and future problems of astronomy.
/0/12359/coverbig.jpg?v=20240628172855)
/0/15336/coverbig.jpg?v=c9fe27c8e94eb88ba43f2ca295c88383)
/0/1113/coverbig.jpg?v=a2409c24f04d5192057cb1242c663e4a)
/0/1112/coverbig.jpg?v=788a5b71dbd3b05aef805512df97a28e)
/0/2560/coverbig.jpg?v=f8aef2d04d92ea4d5c78ec8f24cb99a0)
/0/4991/coverbig.jpg?v=dd836215175238d29ce32e0104634b2f)