Record Details
Map of the Columbia River
Oregon Digital
| Field | Value |
|---|---|
| Title | Map of the Columbia River |
| Relation | gov serial set 2185 |
| Date | 2006-02-13 to 2006-02-20 |
| Rights | This item is in the public domain. Acknowledgement of the University of Oregon Libraries as a source is requested. |
| Format | Scanned from originals using Silverfast AI 6.0 on UMAX Powerlook III flatbed scanner. Scanned images saved as 16 bit grayscale tiffs. Omnipage 14 used to OCR 8 bit tiffs and generate text files for full text access. 16 bit grayscale and 48>24 RGB color tiffs edited in Photoshop CS 8.0: cropped, rotated, reduced in size, levels adjusted, grayscale bit depth reduced to 8 and JPEGs created. |
| Description | Map of the Columbia River from the Cascades Canal to the Foot of Bradfords Island Showing Work Done on River Improvement to June 30th 1883. Scale Narrow gauge portage railway Sent with annual report, 1883. Washington Territory Big Eddy NOTE: Shore line is for a stage of 2 feet above extreme low water. Rocks removed in River improvement shown in black. Points " " " " " " " " U.S. Engineer Office Cascade Locks Or. Oregon |
| Identifier | http://oregondigital.org/u?/wwdl,3517 |
