$2.50
2012 Phases of the Moon poster
Plan your 2012 celestial observation outings at a glance.
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$20.00
Cosmology T-Shirt (black)
Our popular “COSMOLOGY: Getting better with age” T-shirt now in...
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$20.00
Likert Moon Scale T-shirt
If it is cheese, it must be swiss cheese, but that’s not an...
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