1.

図書
図書
1. Catalogue of stars within one degree of the North pole and optical distortion of the Helsinfors astro-photographic telescope deduced from photographic measures by Caroline E. Furness
Furness, Caroline E.
出版情報: Poughkeepsie, N.Y : [Columbia University], 1900
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2.

図書
図書
2. Catalogue of stars within two degrees of the North pole deduced from photographic measures made at Vassar college observatory
Caroline E. Furness
出版情報: Washington, D. C. : Carnegie institution of Washington, 1905
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