RT Journal Article
SR Electronic
T1 The age of the extramoraine fringe in eastern Pennsylvania
JF American Journal of Science
JO Am J Sci
FD American Journal of Science
SP 34
OP 37
DO 10.2475/ajs.s3-47.277.34
VO s3-47
IS 277
A1 Edward Higginson Williams
YR 1894
UL http://www.ajsonline.org/content/s3-47/277/34.abstract
AB