Record Details

page 2015

Oregon Digital

Field Value
Title page 2015
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 already referred to, of Sand Island, the extent of whose shoal within the 18-foot curve was 4 square miles ; the middle of the shoal was near the place where 30 feet of water existed in 1792. A plausible theory to account for this shoal is the following : As Clatsop Spit lengthens the interval between the inside 30-foot curve north of Point Adams and the 30-foot curve outside of the sea end of the channel becomes very much greater than the interval between the 30-foot curves when measured...
Identifier http://oregondigital.org/u?/wwdl,3490

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