RT Journal Article SR Electronic T1 Preliminary catalogue of the bright lines in the spectrum of the chromosphere JF American Journal of Science JO Am J Sci FD American Journal of Science SP 332 OP 335 DO 10.2475/ajs.s3-2.11.332 VO s3-2 IS 11 A1 Young, C. A. YR 1871 UL http://www.ajsonline.org/content/s3-2/11/332.abstract AB