The parallax of mu Cassiopeiæ, and the positions of 56 neighboring stars as deduced from the Rutherfurd photographic measures...
Series: Contributions from the Observatory of Columbia University -- no. 18
Published: 1901
Place of publication: New York
Language: eng
Number of pages: 102
Subjects: Parallax; Stars; Clusters
Notes: Vita.

Thesis (P.H. D.) - Columbia university.

"Bibliography": p. [101]-102.