TY  - BOOK
AU  - Willis,Bailey
AU  - Stose,George Willis
ED  - Geological Survey of Canada
ED  - Instituto Geológico de México.
TI  - Index to the stratigraphy of North America
AV  - QE75 .P9 no. 71
PY  - 1912///
CY  - Washington
PB  - U.S. Gov't. Print. Off.
KW  - Geology, Stratigraphic
KW  - Geology
KW  - North America
KW  - Maps
N1  - "List of contributors to the geologic map of North America and of the sources from  which it has been compiled":  p. 30-56; Also published as House doc. 998, 61st Cong., 2d sess; Bibliography:  p. [840]-865
ER  -