North American Database of Archaeological Geophysics

Database Report:

Site Name: Valley Forge National Historical Park; Site Number: _____; County: Chester, Montgomery; State: PA; Country: USA; Ownership: Federal - NPS; Landform: River Terrace;

Date of Site: AD 1777-1778; Period Type: Historic; Culture: Euro-american; Site Type: Revolutionary War Military Encampment; Site Size: over 2,000 acres;

Survey Type: Magnetometry-Total Field;

Instrument: Cesium Magnetometer; Sampling Interval: 2 m; 1 m; 0.5 m; Prospecting Depth: 1-1.5 m; Area Surveyed: 50 acres; Date of Survey: Fall-1977 to 31-Jan-1979; Land Cover Type: Mowed Grass; Ground Truthing: Yes;

Graphics/Imagery:

High-resolution survey map (readings taken every meter) over hut site in M10;

High-resolution survey map (readings taken every quarter-meter) in excavation trench over the hut site in M10 after removal of tent pegs;
High-resolution survey map (readings taken every half-meter) in M8 showing linear anomaly caused by magnetic soil;  

Survey Type: Ground Penetrating Radar;

Instrument: _____; Sampling Interval: _____; Prospecting Depth: _____; Area Surveyed: _____; Date of Survey: Fall-1977 to 31-Jan-1979; Land Cover Type: Mowed Grass; Ground Truthing: Yes;

Graphics/Imagery:

Radar profile in M17 showing difference in signal received from the backfilled half and the undisturbed half of an offal pit;

  

Project Name: Valley Forge National Historic Park, PA;

Reference: Parrington, M. (1979). Geophysical and Aerial Prospecting Techniques at Valley Forge National Historical Park, Pennsylvania. Journal of Field Archaeology 6(2):193-201. Reproduced from Journal of Field Archaeology with the permission of the Trustees of Boston University. All rights reserved.

Survey by: Michael Parrington, Museum Applied Science Center for Archaeology, University Museum, University of Pennsylvania, Philadelphia, Pennsylvania.

Survey for: U.S. National Park Service;

Report Location: NA; Report Type: Journal Article;

Abstract/Summary