Observing The Messier Objects With A Small Telescope: In The Footsteps Of A Great Observer (The Patrick Moore Practical Astronomy Series) - Pdf/Epub Version Downloadable
Care Of Astronomical Telescopes And Accessories: A Manual For The Astronomical Observer And Amateur Telescope Maker (The Patrick Moore Practical Astronomy Series) - Pdf/Epub Version Downloadable
Choosing And Using A Schmidt-Cassegrain Telescope: A Guide To Commercial Scts And Maksutovs (The Patrick Moore Practical Astronomy Series) - Pdf/Epub Version Downloadable