1.

図書
図書
1. Catalogue of stars observed at the United States Naval Observatory during the Years 1845 to 1871
Yarnall, M.
出版情報: Washington : Government Printing Office, 1873
シリーズ名: Washington observations ; 1871 appendix 3
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2.

図書
図書
2. Results of observations made at the United States Naval observatory with the transit instrument and mural circle in the years 1853 to 1860, inclusive
By M. Yarnall, James Major, T.J. Robinson. Prepared by M. Yarnall, by order of B.F. Sands
出版情報: Washington : Govt. print. off., 1872
シリーズ名: Washington observations ; 1871 appendix 2
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