Recurrent tropidoleptus zones of the upper Devonian in New York

Main Author: Williams, Henry Shaler, 1847-1918,
Other Authors: Geological Survey (U.S.),
Format: eBook
Language: English
Published: Washington : Department of the Interior, United States Geological Survey, 1913.
Government Printing Office.
Physical Description: 1 online resource (103 pages) : illustrations.
Series: Professional paper (Geological Survey (U.S.)) ; no. 74.
Subjects:
Online Access: http://purl.fdlp.gov/GPO/gpo78534
http://pubs.er.usgs.gov/publication/pp79
University of North Texas, Denton, Tex.
Connect to online version
https://pubs.usgs.gov/pp/0079/report.pdf