Solar system
Free to read here, from Project Gutenberg.
Astronomical Curiosities: Facts and Fallacies
The gradual acceptance of the Copernican theory of the universe
Revolt of the Outworlds
Aventures extraordinaires d'un savant russe; I. La lune
The Source and Mode of Solar Energy Throughout the Universe
The Story of the Solar System
Aventures extraordinaires d'un savant russe; II. Le Soleil et les petites planètes
Aventures extraordinaires d'un savant russe; III. Les planètes géantes et les comètes
Star-land: Being Talks With Young People About the Wonders of the Heavens
Aventures extraordinaires d'un savant russe; IV. Le désert sidéral
Cosmografía
Mathematische Geographie für Lehrerbildungsanstalten
The Sun changes its position in space
