RT Journal Article SR Electronic T1 Glacial markings of unusual forms in the Laurentian Hills JF American Journal of Science JO Am J Sci FD American Journal of Science SP 99 OP 105 DO 10.2475/ajs.s3-26.152.99 VO s3-26 IS 152 A1 Andrews, E. YR 1883 UL http://www.ajsonline.org/content/s3-26/152/99.abstract AB