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| First Page | Document Content | |
|---|---|---|
 Date: 2010-10-21 12:24:40Historical astronomy Owen Gingerich Archaeoastronomy Astronomy American Astronomical Society Space |
| First Page | Document Content | |
|---|---|---|
Date: 2010-10-21 12:24:40Historical astronomy Owen Gingerich Archaeoastronomy Astronomy American Astronomical Society Space |
