RT Journal Article SR Electronic T1 Geological relations of the limestone belts of Westchester County, New York JF American Journal of Science JO Am J Sci FD American Journal of Science SP 103 OP 119 DO 10.2475/ajs.s3-22.128.103 VO s3-22 IS 128 A1 J. D. Dana YR 1881 UL http://www.ajsonline.org/content/s3-22/128/103.abstract AB