Preliminary Table of Solar Spectrum Wave-Lengths

Henry Augustus Rowland

 Chicago : University of Chicago Press, 1898

2 volumes in one.  Bound in publisher's wraps. Softcover. Good binding and cover.   Pt. 1: 65, [1] p.; pt. 2: 149, [1], [384]-392 p. From cover: "Reprinted from the Astrophysical journal, vol. I, no. 1, January 1895 to vol. V, no. 3, March 1897, and vol. VI, no. 5, December 1897." Dated 1896-1898.