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Filters Date Types (for Date Range) Contacts Mark A. Fonstad Gabriel W Gordon Charles M Cannon Geology, Minerals, Energy, and Geophysics Science Center U.S. Geological Survey More... Tag Types Place (1) Theme (1) USGS Scientific Topic Keyword (1) Harvest Set (1) Tag Schemes Geographic Names Information System (GNIS) (1) ISO 19115 Topic Category (1) None (1) USGS Thesaurus (1) View Results as: JSON ATOM CSV

Orthophotograph of the Columbia River between Portland and The Dalles, Oregon, acquired in 1935 This data release consists of high quality georeferenced orthophoto mosaics of a 160 kilometer long portion of the Columbia River between Portland and The Dalles, Oregon created from aerial photographs collected in 1935 by the U.S. Army Corps of Engineers. The dataset comprises three GeoTIFF files, each covering about 40-60 kilometers. This metadata document summarizes the entire data release. See attached metadata records for information on the individual mosaics. Tags: Bridal Veil, Camas, Columbia River, Geography, Geomorphology, All tags... Hood River, Mosier, Oregon, Portland, Remote Sensing, The Dalles, USGS Science Data Catalog (SDC), Vancouver, Washington, Wishram, aerial photography, geospatial datasets, historical imagery, imageryBaseMapsEarthCover, inlandWaters, structure from motion, Fewer tags