Image: USAMP RINGGOLD which planted practice groups of mines inthe Columbia River during the 1920's. - NARA - 299666
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Description: Scope and content: Beginning with the Civil War, the U.S. Army recognized a need to provide for coastal defenses in the Pacific NW along the Columbia River and in the Puget Sound. A number of forts, many no longer in service, were built for this purpose.
Title: USAMP RINGGOLD which planted practice groups of mines inthe Columbia River during the 1920's.
Credit: U.S. National Archives and Records Administration
Author: Unknown authorUnknown author or not provided
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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