RT Journal Article SR Electronic T1 Chemical integration JF American Journal of Science JO Am J Sci FD American Journal of Science SP 116 OP 127 DO 10.2475/ajs.s3-34.200.116 VO s3-34 IS 200 A1 Hunt, T. S. YR 1887 UL http://www.ajsonline.org/content/s3-34/200/116.abstract AB