On the reduction of photographic observations
By: with a determination of the position of the Pleiades, from photographs by Mr. Rutherfurd. By Benjamin Apthorp Gould
Published: 1888
Language: eng
Subjects: Stars; Photographic measurements
Notes: In National academy of sciences, Washington, D.C. Memoirs. Washington, 1888. 30 x 24 cm. v. 4 (3d memoir) pt. 1, p. 171-190.