PT - JOURNAL ARTICLE AU - Ford, Silas Watson TI - Note on the age of the slaty and arenaceous rocks in the vicinity of Schenectady, Schenectady County, New York AID - 10.2475/ajs.s3-29.173.397 DP - 1885 May 01 TA - American Journal of Science PG - 397--398 VI - s3-29 IP - 173 4099 - http://www.ajsonline.org/content/s3-29/173/397.short 4100 - http://www.ajsonline.org/content/s3-29/173/397.full SO - Am J Sci1885 May 01; s3-29