RT Journal Article SR Electronic T1 On a photograph of Jupiter's spectrum, showing evidence of intrinsic light from the planet JF American Journal of Science JO Am J Sci FD American Journal of Science SP 118 OP 120 DO 10.2475/ajs.s3-20.116.118 VO s3-20 IS 116 A1 H. Draper YR 1880 UL http://www.ajsonline.org/content/s3-20/116/118.abstract AB