Record Details
pages 342-343
Oregon Digital
| Field | Value |
|---|---|
| Identifier | ORU_WTXT_025fp http://oregondigital.org/u?/wwdl,415 |
| Title | pages 342-343 |
| Relation | The Columbia Unveiled |
| Date | 2004-07-20 |
| 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. 94,799 bytes 8 bit - Gray Gamma 2.2 - grayscale 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 from 0 - 1.00 - 255 to 0 - 1.00 - 249, bit depth reduced to 8 and JPEGs created. |
| Description | Image Caption; UPPER ENTRANCE TO CELILO CANAL --page break-- to fit conditions. The canal has a total drop of 81 feet, is 65 feet wide at the bottom, with a maintained depth of water of nine feet. Along its length there are occasional basins for the passage of vessels. These are wider than 65 feet and have vertical concrete walls. The head of the canal is an open, vertical-walled entrance, with a controlling gate about a quarter-mile below; a little farther down is another; about midway is... |
