Author: "NEWCOMB,SIMON
Title: The Problems Of Astronomy
Description: Spublisher, "1981. Government Printing Office, Washington, 1898. S. 84 - S. 92, brosch. From The Smithsonian Report For 1896, Pages 83-92 Einband: "unbekannter Einband. 40

Keywords: "Astronomie und Raumfahrt