Project sponsors and participants
Federal Highway Administration www.fhwa.dot.gov

Pennsylvania Department of Transportation (PENNDOT) www.dot.state.pa.us

Herbert, Roland and Grubic, Inc. www.hrg-inc.com

A.D. Marble & Company www.admarble.com

Pennsylvania Historical and Museum Commission (PHMC) www.phmc.state.pa.us

The Philipsburg Community Today
Philipsburg www.philipsburg.org

Philipsburg www.netphd.net

Archaeology
Historic Archaeology on the Net www.digitalpresence.com/histarch/links.html

Industrial Archaeology Links www.iarecordings.org/otheria.html

Journal for the Society for Industrial Archaeology www.ss.mtu.edu/IA/iajrninfo.html

Mercer Museum www.greatbuildings.com/buildings/Mercer_Museum.html

American Memory http://memory.loc.gov

National Park Service www.cr.nps.gov

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