An ephemeris of the planet Neptune ... [1846]-1852 Walker, Sears Cook 1805-1853 creator text dcu Washington, D.C Gideon and Co., printers [1849-53] 1849 1853 monographic eng
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4 pt. 32 cm. By Sears C. Walker, esq. Neptune (Planet) Q11 .S68 vol. 2 Smithsonian contributions to knowledge: vol. II, app. I-III; vol. III, app. I Smithsonian Institution publication 5-7, 24 s 13000011 Smithsonian Inst. Library 780331 20260227111910.0 s 13000011