Record Details
Field | Value |
---|---|
Title | page 1013 |
Relation | gov serial set 1796 |
Date | 2005-09-08 to 2005-09-12 |
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. 284.356 kb 8 bit - Gray Gamma 2.2 - greyscale 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 | I ran a line of levels from Portland down the west shore of the Willamette to its mouth, and thence along the east bank of Sauvie's Island to Saint Helen's, for the purpose of determining the comparative elevations of the high and low water marks at the extreme and intermediate points of the line. The high-water profile, representing. the freshet in the Columbia of June, 1876, the highest on record, is as follows : Calling zero of the flood-gauge at the foot of Yamhill street, Portland,... |
Identifier | http://oregondigital.org/u?/wwdl,3059 |