Zinc-lead-copper resources and general geology of the upper Mississippi Valley district / by Allen V. Heyl [and three others].
| Author/creator | Heyl, Allen V. author. |
| Format | Electronic |
| Publication | [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1955. |
| Distribution | Washington : United States Government Printing Office. |
| Description | 1 online resource (iii, 227-245 pages, 1 page of plate) : illustrations, maps, charts. |
| Supplemental Content | https://purl.fdlp.gov/GPO/gpo62517 |
| Subjects |
| Other author/creator | Geological Survey (U.S.) issuing body. |
| Other author/creator | Wisconsin Geological and Natural History Survey, sponsoring body. |
| Other author/creator | Illinois State Geological Survey, sponsoring body. |
| Other author/creator | Iowa Geological Survey, sponsoring body. |
| Series | Geological Survey bulletin ; 1015-G A contribution to economic geology Geological Survey bulletin ; 1015-G. ^A16485 Contributions to economic geology. ^A315929 |
| General note | Title from title screen (viewed July 21, 2014). |
| General note | "Prepared in cooperation with the Wisconsin Geological and Natural History Survey, the Illinois State Geological Survey, and the Iowa Geological Survey. |
| Bibliography note | Includes bibliographical references (pages 242-243) and index. |
| Reproduction note | Electronic reproduction. Denton, Texas : University of North Texas, 2015 . Electronic reproduction from print master produced by University of North Texas. |
| Technical details | Master and use copy. Digital master created according to Technical Guidelines for Digitizing Archival Materials for Electronic Access. U.S. National Archives and Records Administration, 2004. http://www.archives.gov/preservation/technical/guidelines.html TxDN |
| Action note | digitized 2015 University of North Texas committed to preserve |
| Issued in other form | Print version: Zinc-lead-copper resources and general geology of the upper Mississippi Valley district |
| Other title | Technical report archive and image library. |
| GPO item number | 0620 (online) |
| Govt. docs number | I 19.3:1015-G |
Availability
| Library | Location | Call Number | Status | Item Actions |
|---|---|---|---|---|
| Electronic Resources | Access Content Online | ✔ Available |