Catalog Issue Year Decade: 1950 - 1959 / Sudoc Stem: D 213.9 - Blacklight Search Results

Start Over Catalog Issue Year Decade 1950 - 1959 Sudoc Stem D 213.9

11. Astronomical papers prepared for use of American ephemeris and nautical almanac: v. 13, pt. 2, Secular variations of orbital elements of principal planets; [by Dirk Brouwer, A. J. J. Van Woerkom].

Corporate/Agency Authors:: Naval Observatory and Defense Dept.
Publisher:: Naval Observatory
Date:: 1950
SuDoc number:: D 213.9:13/2

12. Astronomical papers prepared for use of American ephemeris and nautical almanac: v. 11, pt. 2, First-order theory of Mars; [by G. M. Clemence].

Corporate/Agency Authors:: Naval Observatory and Defense Dept.
Publisher:: Naval Observatory
Date:: 1949
SuDoc number:: D 213.9:11/2

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