Catalogue of stars within two degrees of the north pole : deduced from photographic measures made at Vassar College Observatory /

by Furness, Caroline E.
Published 1905

Catalogue of stars within two degrees of the north pole : deduced from photographic measures made at Vassar college observatory /

by Furness, Caroline E.
Published 1905

Bestimmung der Bahn des Kometen 1825 I /

by Boegehold, Hans
Published 1908