Maps of Helena and East Helena quadrangles, Montana, showing areal distribution of surficial deposits and bedrock and location of geological faults
January 1, 1977
No abstract available.
Citation Information
| Publication Year | 1977 |
|---|---|
| Title | Maps of Helena and East Helena quadrangles, Montana, showing areal distribution of surficial deposits and bedrock and location of geological faults |
| DOI | 10.3133/ofr77129 |
| Authors | Robert George Schmidt |
| Publication Type | Report |
| Publication Subtype | USGS Numbered Series |
| Series Title | Open-File Report |
| Series Number | 77-129 |
| Index ID | ofr77129 |
| Record Source | USGS Publications Warehouse |