Record Details

page 997

Oregon Digital

Field Value
Identifier ORU_WTXT_027q http://oregondigital.org/u?/wwdl,532
Title page 997
Relation Report of The Chief of Engineers 1872
Date 2004-08-26
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. 275,066 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 CS: cropped, rotated, reduced in size, levels adjusted from 0 - 1.00 - 255 to 0 - 1.00 - 229, bit depth reduced to 8 and JPEGs created.
Description square yards in the horizontal section, 7 feet below low water, and decreasing to an area of 51 square yards in the section at 2 feet below low water. The rock above the 7-foot section measures 960 cubic yards, giving an average depth of 2 1/2 feet, but about one-half of the entire amount is contained between the 5 and 7 foot curves, averaging only 1 foot deep. This increases greatly the expense of the work. Allowing that by drilling 2 feet below the required level, there will be required...

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