Preliminary geologic map of the Black River quadrangle, east-central Alaska
Open-File Report
69-22
By: Earl E. Brabb and Michael Churkin Jr.
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Abstract
Suggested Citation
Brabb, E.E., and Churkin, M., 1969, Preliminary geologic map of the Black River quadrangle, east-central Alaska: U.S. Geological Survey Open-File Report 69-22, Map: 111.5 x 60.6 cm, https://doi.org/10.3133/ofr6922.
ISSN: 2331-1258 (online)
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Preliminary geologic map of the Black River quadrangle, east-central Alaska |
| Series title | Open-File Report |
| Series number | 69-22 |
| DOI | 10.3133/ofr6922 |
| Year Published | 1969 |
| Language | English |
| Publisher | U.S. Geological Survey |
| Contributing office(s) | Geology, Minerals, Energy, and Geophysics Science Center |
| Description | Map: 111.5 x 60.6 cm |
| Scale | 250000 |