Record Details
Chart of Saint Helen's Bar (map)
Oregon Digital
| Field | Value |
|---|---|
| Title | Chart of Saint Helen's Bar (map) |
| Relation | gov serial set 1845 |
| Date | 2005-09-20 to 2005-09-27 |
| 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. 49.433 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 | Chart of SAINT HELENS BAR Showing cut dredged during September and October, 1877. under the direction of MAJOR JOHN M WILSON CORPS OF ENGINEERS, U.S.A. Washington Saint Helen's Bar So called Rocky Plateau Gravel and Shingle Willamette Slough Oregon Lower Columbia River To accompany annual report for June 30, 1878 John M. Wilson [signature] Major of Engineers Drawn by R.A. Habersham, Asst. Engr. |
| Identifier | http://oregondigital.org/u?/wwdl,3118 |
