John Polgreen contributed to nature guides from Golden Guides and St. Martin's Press.
R. Newton Mayall, Margaret Mayall, and Jerome Wyckoff; Paintings and Diagrams by John Polgreen
St. Martin's Press
Golden Guides from St. Martin's Press
Filled with practical information for the amateur astronomer, this Golden Guide explains:
-How to select and use binoculars and telescopes
-How to best observe stars, the moon, planets,...