Record Details
page 147
Oregon Digital
| Field | Value |
|---|---|
| Title | page 147 |
| Relation | Columbia River |
| Date | 2005-02-22 to 2005-04-11 |
| Rights | This item is in the public domain. Acknowledgement of the University of Oregon Libraries as a source is requested. |
| Type | page |
| Format | Scanned from originals using Silverfast AI 6.0 on UMAX Powerlook III flatbed scanner. Scanned images saved as 16 bit grayscale tiffs. 204.999 kb 8 bit - Gray Gamma 2.2 - greyscale Omnipage 14 used to OCR 8 bit grayscale tiffs and generate text files for full text access. 16 bit grayscale tiffs edited in Photoshop 6.0: cropped, rotated, reduced in size, levels adjusted, bit depth reduced to 8 and JPEGs created. |
| Description | mines, from the standpoint of numbers of persons employed, and the principal minerals produced from them are indicated on the accompanying map. The need for strategic minerals in the war effort stimulated production of mercury in Valley and Washington Counties, Idaho, and of tungsten in Valley and Lemhi Counties, Idaho. In 1943 the central basin produced approximately 10 percent of the Nation's mercury and 52 percent of the Nation's tungsten. Small amounts of molybdenum are produced in... |
| Identifier | http://oregondigital.org/u?/wwdl,1636 |
