| Publication Type: | Journal Article |
| Year of Publication: | 1954 |
| Authors: | J. W. Wells |
| Journal: | United States Geological Survey Professional Paper |
| Volume: | 260-I |
| Pagination: | 385 - 486, pl. 94-185 |
| Date Published: | 1954/// |
| URL: | http://sdrv.ms/WzVx5uhttp://pubs.er.usgs.gov/publication/pp260I |