Planet of the Gods Kurt Mahr Planet of the Gods Kurt Mahr · 1977 First published 19 years earlier Save Continue from here
Enterprise Stardust K.H. Scheer Enterprise Stardust K.H. Scheer, Clark Darlton · 1969 First published 27 years earlier Save Continue from here
Mechanica William Voltz Mechanica William Voltz · 1983 First published 13 years earlier Save Continue from here
