Author: "HALL, ASAPH
Title: Observations of Double Stars made at the United States Naval Observatory. Part second 1880-1891
Description: Spublisher, "1981. Government Printing Office, Washington, 1892. 203 S. brosch. quart. (unaufgeschn. Ex.) Einband: "unbekannter Einband. 750

Keywords: "Astronomie und Raumfahrt