RT Journal Article SR Electronic T1 On a new action of the magnet on electric currents JF American Journal of Science JO Am J Sci FD American Journal of Science SP 200 OP 205 DO 10.2475/ajs.s3-19.111.200 VO s3-19 IS 111 A1 Hall, E. H. YR 1880 UL http://www.ajsonline.org/content/s3-19/111/200.abstract AB