Stars
Free to read here, from Project Gutenberg.
The Star
Lectures on Stellar Statistics
Stellar atmospheres
Man's Place in the Universe
Stellar Evolution and Its Relations to Geological Time
Cosmografía
Half-Hours with the Stars
Stars and atoms
Photographs of Nebulæ and Clusters, Made with the Crossley Reflector
Stars of the southern skies
The Book of Stars: Being a Simple Explanation of the Stars and Their Uses to Boy Life
Sonne und Sterne
On the distribution of intensity in stellar absorption lines
Star People