Record Details
Field | Value |
---|---|
Title | page 2429 |
Relation | gov serial set 2372 |
Date | 2006-03-01 to 2006-03-08 |
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 | Feet, Total fall between foot of canal and foot of Lower Cascades : At high water 34. 1 At low water 14.0 Distance 18,500.0 Difference between extreme high and low water: Head of canal 46. 0 Foot of canal 57. 0 Foot of Lower Cascades 37.4 An annual flood occurs with precision in June, producing a rise that varies between 30 and 57 feet at the foot of the canal, and at the head of the canal between 23 and 45 feet. It will be seen from these figures that lock construction... |
Identifier | http://oregondigital.org/u?/wwdl,3634 |