North American Database of Archaeological Geophysics
North American Database of Archaeological Geophysics
Graphic/Image:
Project Name: Fort Clatsop National Memorial, OR;
Reference: Weymouth, J. W. (2001). The Integration of Four Seasons Magnetic Surveys at Fort Clatsop National Memorial. University of Nebraska, Lincoln, Nebraska. Submitted to the Fort Clatsop National Memorial, National Park Service, Astoria, Oregon.
1997 Fort Clatsop magnetic map showing the locations of previously excavated trenches.