Harold Jacoby eBooks
eBooks di Harold Jacoby
Astronomy: A Popular Handbook. E-book. Formato PDF
Harold Jacoby
edizioni Forgotten Books collana , 2017
The present volume has been prepared With a double purpose, and upon a plan somewhat unusual. First, an effort has been made to meet the Wishes of the ordinary reader who may desire to inform himself as to the present state of astronomic science, or to secure a simple explanation of the many phenomena constantly exhibiting...