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Phil Harrington: A month of change | Astronomy.com
Company Seven | Phil Harrington "Touring the Universe Through Binoculars" Book Page
Star Watch: The Amateur Astronomer's Guide to Finding, Observing, and Learning about Over 125 Celestial Objects: Philip S. Harrington: 9780471418047: Amazon.com: Books
Astronomy 2023 Mini Wall Calendar: Willow Creek Press: 9781549228391: Amazon.com: Books
PhilHarrington.net
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Astronomy for All Ages by Harrington, Phillip S.; Harrington, Philip S.; Harrington, Phil: Good Paperback (1994) | ThriftBooks-Atlanta
Star Watch: The Amateur Astronomer's Guide to Finding, Observing, and Learning about Over 125 Celestial Objects: Philip S. Harrington: 9780471418047: Amazon.com: Books
Free preview: Phil Harrington's Binocular Universe, "Survey the southern sky" | Astronomy.com
PhilHarrington.net
Astronomy for All Ages: Discovering The Universe Through Activities For Children And Adults: Harrington, Philip, Pascuzzi, Edward: 9780762708093: Amazon.com: Books