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- Corporate/Agency Authors:
- Naval Observatory and Defense Dept.
- Publisher:
- Naval Observatory
- Date:
- 1950
- SuDoc number:
- D 213.10:17/pt.1
- Corporate/Agency Authors:
- Naval Observatory and Defense Dept.
- Publisher:
- Naval Observatory
- Date:
- 1949
- SuDoc number:
- D 213.10:16/pt.(no.)