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Found 3 datasets matching filters. (clear all filters)

#1 Federal
Orthophotograph of the Columbia River between Portland and The Dalles, Oregon, acquired in 1935
- Organization: Department of the Interior
- Dataset Last Updated: February 22, 2024 at 12:00 AM
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...
- xml
- xml
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 09:00 PM
#2 Federal
Six Decades of Change at East Timbalier Island, Louisiana
- Organization: Department of the Interior
- Dataset Last Updated: January 20, 2023 at 12:00 AM
Using ~ 1 m resolution imagery collected between 2000 and 2010, the U.S. Geological Survey (USGS) National Civil Applications Center (NCAC) monitored dramatic changes at East Timbalier Island, a...
- xml
- xml
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 10:09 PM
#3 Federal
1931 Isle Royale Imagery
- Organization: Department of the Interior
- Dataset Last Updated: January 01, 1931 at 12:00 AM
Isle Royale National Park 1931 airphoto mosaic
- zip
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: January 07, 2026 at 11:13 AM

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