James L. Chen

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Astronomy for Older Eyes: A Guide for Aging Backyard Astronomers (The Patrick Moore Practical Astronomy Series)
Chen, James L.

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� 5.08

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How to Find the Apollo Landing Sites (The Patrick Moore Practical Astronomy Series)
Chen, James L.

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� 21.71

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The NexStar Evolution and SkyPortal User's Guide (The Patrick Moore Practical Astronomy Series)
Chen, James L.; Chen, Adam

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� 19.99

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A Guide to Hubble Space Telescope Objects: Their Selection, Location, and Significance (The Patrick Moore Practical Astronomy Series)
Chen, James L.; Chen, Adam

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� 36.90

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The Vixen Star Book User Guide: How to Use the Star Book TEN and the Original Star Book (The Patrick Moore Practical Astronomy Series)
Chen, James; Chen, Adam

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� 42.95

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