Naval Observatory. Communication from the President of the United States transmitting a supplemental estimate of appropriation for the Navy Department for the fiscal year ending June 30, 1924, to complete the purchase of land lying within the Naval Observatory Circle, $4,041 [electronic resource].
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Electronic resource. [Bethesda, Md.]: ProQuest, 2004. (ProQuest U.S. Serial Set Digital Collection : no. 8274 H.doc.266).