Bushy Run Battlefield - Looking For Forbes Road by W.J. Johnson and D.W. Johnson, Presented at Bushy Run Battlefield Park, June, 2010.

Comparison of Total Magnetic Field to Vertical Magnetic Gradient Data From Effigy Mounds National Park, Iowa by D.W. Johnson and W.J. Johnson, September, 2005.

Application of Geophysics to North American Prehistoric Sites by W.J. Johnson and D.W. Johnson, September, 2005.

Historic Hill Cemetery - Does It Contain Remains of General Anthony Wayne's Cantonment at Legion Ville? by Patrick Riley and William J. Johnson, presented at the Society for Pennsylvania Archaeology, 75th Annual Meeting, Clarion, PA, April 23-25, 2004.

Geophysical Survey as a Management Tool for Historic Properties by K. Kelly and D.W. Johnson, presented at the Society for Historical Archaeology, 37th Annual Conference, St. Louis, MO, 2004.

Archaeology and Geophysics at the Silvernale Site (21GD03), Minnesota by D.W. Johnson, R.C. Schirmer, and C.A. Dobbs, presented at the Midwestern Archaeological Conference, 49th Annual Meting, Milwaukee, WI, 2003.

Geophysical Detection of Graves - Basic Background and Case Histories from Historic Cemeteries by W.J. Johnson, presented at the Council for West Virginia Archaeology Spring Workshop, Charleston, WV, 2003.

Geophysics Comes of Age in North American Archaeology by W.J. Johnson, D.W. Johnson, and G. Gozdzik, presented at the Society of American Archaeology, 66th Annual Meeting, New Orleans, LA, 2001.