Hellweg, J. F. (Julius Frederick), b. 1879.
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creatorOf | Hellweg, J. F. (Julius Frederick), b. 1879. U.S. Naval Observatory [1809-1948] : first draft narrative prepared under the general supervision of the Director of Naval History / prepared by J.F. Hellweg ; foreword by Guy W. Clark. | US Naval Observatory, James M. Gilliss Library |
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associatedWith | United States Naval Observatory | corporateBody |
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Washington (D.C.) |
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Astronomical observatories |
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Person
Birth 1879