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Describes a slide rule Moon phase calendar accurate over 8000 years into the past or future, and provides other methods of computing astronomical information.
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URL: |
http://www.moonstick.com/
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Title: |
Moonstick Co. - manual visual calculators for astronomy, timekeeping, and computation |
Image: |
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Description: |
Science, Astronomy, Solar System, Earth - Moonstick Information Site. Describes a slide rule Moon phase calendar accurate over 8000 years into the past or future, and provides other methods of computing astronomical information. |
Specialized in: |
Slide Rule
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