Hosmer - Notes On Practical Astronomy - paperback or softback - X555z

Jason. - A Textbook Of Practical Astronomy - New paperback or softback - X555z

Seares - Practical Astronomy for Engineers - New paperback or softback - X555z

Hosmer - Flashover - New paperback or softback - X555z

Michie - Practical Astronomy - New paperback or softback - 32 - X555z

Hosmer - Azimuth - New paperback or softback - 63 - X555z

Hosmer - Toxic Tide - New paperback or softback - X555z

Hosmer - Textbook on Practical Astronomy - New paperback or softback - - X555z