New Catalogue of Suspected Variable Stars by P.N. Kholopov Available 12.51MB .PDF artmisa 4 years ago 1.0k 986 0
Catalogue of the Universe by Paul Murdin & David Allen Available 9.4MB .PDF artmisa 4 years ago 1.0k 985 0
Our Solar System and the Stellar Universe by Reverend Charles Whyte Available 6MB .PDF artmisa 4 years ago 1.0k 986 0
Astronomy ( 9th. ed.) by Robert H. Baker & Laurence W. Fredrick Available 17MB .PDF artmisa 4 years ago 1.0k 987 0
Observational Astronomy for Amateurs by J.B. Sidgwick Available 18MB .PDF artmisa 4 years ago 1.0k 987 0