2012 Jan 25
2010 Jun 16
2008 Oct 10
America's Vanishing Historic Kirkbride Asylums, Other State Hospitals, Sanitariums, County Homes, Medical Hospitals, and Other Institutions.
2008 Apr 30
Map of the US Army's Nike Missile program's Philadelphia Defense Area showing the approximate locations of the Nike Bases that protected Philadelphia
2008 Mar 26