Author

Horst Drechsel

2 books found

Cover of Handbuch Für Sternfreunde : Band 2

Handbuch Für Sternfreunde : Band 2

Rainer Beck, Günter D. Roth, Horst Drechsel, Johannes V. Feitzinger, Reinhold Häfner · First published 2013

Cover of Zdenek Kopal's Binary Star Legacy

Zdenek Kopal's Binary Star Legacy

Horst Drechsel, Miloslav Zejda · First published 2005