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The Year-Round Messier Marathon
Uranometria 2000.0 Deep Sky Atlas All Sky Edition (pole to pole coverage)
Telescopes, Eyepieces and Astrographs
Telescope Optics - A comprehensive Manual for Amateur Astronomers
Star Testing Astronomical Telescopes, 2nd Edition
Star Clusters
Solving Kepler's Equation
Portable Newtonian Telescopes
Night Sky Observer's Guide Volume 4: The Glories of the Milky Way to –54°
Night Sky Observer's Guide Volume 3: The Southern Skies
Night Sky Observer's Guide Volume 2: Spring and Summer
Night Sky Observer's Guide Volume 1: Autumn and Winter
Mathematical Astronomical Morsels V
More Mathematical Astronomical Morsels
Introduction to Observing and Photographing the Solar System
Introduction to Lens Design
How to Make a Telescope, 2nd Ed.
Fundamental Ephemeris Computations
The Dobsonian Telescope
Binocular Astronomy, 2nd Edition
Astronomical Algorithms, 2nd Edition
Annals of the Deep Sky Volume 8
Annals of the Deep Sky Volume 7
Annals of the Deep Sky Volume 6
