Mary Alfson Tinsman presented a paper at the 2012 Society of Industrial Archaeology Annual Conference

Mary Alfson Tinsman, Director of Historic Preservation at CHRS, Inc., presented a paper at the 2012 Society of Industrial Archaeology Annual Conference. The paper, titled “The Schuylkill River Desilting Project: Documentation and Evaluation” was based on efforts undertaken by CHRS, Inc. on behalf of the Pennsylvania Department of Transportation Engineering District 6-0 as part of the S.R. 0422 Transportation Improvement Project. Additional information on the Society for Industrial Archaeology can be found at http://www.siahq.org/