Annals of the Deep Sky Volume 9
Elements of Solar Eclipses (1951-2200)
Planetary Programs & Tables (BASIC) CD
Planetary Programs & Tables (PASCAL) CD
Planetary Programs & Tables (FORTRAN) CD
Planetary Programs & Tables (NEWCOMB) CD
Lunar Tables & Programs (FORTRAN) CD
Lunar Tables & Programs (PASCAL) CD
Planetary Programs & Tables (Hickley-Bresim) CD
Planetary & Lunar Ephemerides (JPL) CD
Lunar Tables & Programs (BASIC) CD
Cannon of Lunar Eclipses (1500 B.C.-A.D. 3000) CD
Astronomical Photometry CD
The Year-Round Messier Marathon
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