| The Nature Handbook: A Guide to Observing the Great Outdoors, Ernest Herbert Wil |
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| The Observing Guide to the Messier Marathon: A Handbook and Atlas, Don Machholz, |
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| Naturalist's Guide to Observing Nature, Kurt Rinehart, Good Book |
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| David Levy's Guide to Observing Meteor Showers, David H. Levy, New Book |
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| NATURALIST'S GUIDE TO OBSERVING NATURE - KURT RINEHART (PAPERBACK) NEW |
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| David Levy's Guide to Observing Meteor Showers, David H. Levy Used Bargain Book |
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| David Levy's Guide to Observing and Discovering Comets, David H. Levy, Good Book |
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| Seeing Young Children: A Guide to Observing and Recording Behaviour b 0827323298 |
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| The Observing Guide to the Messier Marathon by Don Machholz (2002, Hardcover) |
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| BIRDING AROUND THE WORLD Guide to Observing Birds HC |
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| DONALD STOKES, A Guide to Observing Insect Lives, PB |
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| David Levy's Guide to Observing Meteor Showers, David H. Levy, Excellent Book |
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