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Book pageEstimating the Circumference of a Circle Roland Roberts01 year 6 months ago
Book pageSession 1B: The March Sky Roland Roberts01 year 6 months ago
Book pageSession 1A: Astronomical Myths as Cultural Values Roland Roberts01 year 6 months ago
Book pageCurriculum Ideas Roland Roberts01 year 6 months ago
Book pageSession 4: Planet Sizes Roland Roberts01 year 6 months ago
Book pageSession 3: Distances to the Planets Roland Roberts01 year 6 months ago
Book pageSession 2: Early Autumn Constellations Roland Roberts01 year 6 months ago
Book pageSession 1: Introduction Roland Roberts01 year 6 months ago
Basic pageAbout this Site Roland Roberts01 year 6 months ago
Basic pageRe-use and Royalty Information Roland Roberts01 year 6 months ago
Book pageEquipment Roland Roberts01 year 6 months ago
Book pageRoland Robert's Home Page Roland Roberts01 year 6 months ago
Book pageStacking Eta Leonis Roland Roberts01 year 6 months ago
Book pageFocus Testing Roland Roberts01 year 6 months ago
Book pageCamera Lenses and Testing Roland Roberts01 year 6 months ago
Book pageTips and Tricks Roland Roberts01 year 6 months ago
Book pageWeather Information Roland Roberts01 year 6 months ago
Book pageSoftware Roland Roberts01 year 6 months ago
Book pageScience "Toy" Suppliers Roland Roberts01 year 6 months ago
Book pageMailing Lists and News Groups Roland Roberts01 year 6 months ago
Book pageMagazines Roland Roberts01 year 6 months ago
Book pageGeneral Interest Roland Roberts01 year 6 months ago
Book pageClubs and Organizations Roland Roberts01 year 6 months ago
Book pageResources Roland Roberts01 year 6 months ago
Book pageM27: The Dumbell Nebula Roland Roberts01 year 6 months ago

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