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B. F. Sands
B. F. Sands
Washington Observations for 1869, Appendix I: Reports on Observations of the Total Solar Eclipse of December 22, 1870
B. F. Sands
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Washington Observations for 1870. Appendix II. Reports on Observations of Encke's Comet during Its Return in 1871
Asaph Hall, B. F. Sands, Wm. Harkness
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Washington Observations for 1871. - Appendix III. Catalogue of Stars Observed at the United States Naval Observatory during the Years 1845 to 1871, pp. 1-265
B. F. Sands, M. Yarnall
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