Philadelphia in Philadelphia County, Pennsylvania — The American Northeast (Mid-Atlantic)
Dr. Mary Davis Ridgway
Erected 2001 by Pennsylvania Historical and Museum Commission.
Location. 40° 1.88′ N, 75° 11.32′ W. Marker is in Philadelphia, Pennsylvania, in Philadelphia County. Marker is on Wissahickon Avenue 0.1 miles south of West Walnut Lane, on the right when traveling south. Click for map. Marker is in this post office area: Philadelphia PA 19144, United States of America.
Other nearby markers. At least 8 other markers are within walking distance of this marker. Rittenhousetown Historic District (about 600 feet away, measured in a direct line); Colonial Herb Garden (about 800 feet away); Rittenhouse Homestead (about 800 feet away); David Rittenhouse (about 800 feet away); Rittenhouse Town (approx. 0.2 miles away); The Jacob Rittenhouse Home at RittenhouseTown Battle of Germantown (approx. 0.2 miles away); Joseph Huston (approx. ¼ mile away). Click for a list of all markers in Philadelphia.
Also see . . . Mary Davis Ridgway. Sue Young Histories (Submitted on January 19, 2014, by Mike Wintermantel of Pittsburgh, Pennsylvania.)
Categories. • Civil Rights • Science & Medicine •
Credits. This page originally submitted on , by Mike Wintermantel of Pittsburgh, Pennsylvania. This page has been viewed 358 times since then and 52 times this year. Photos: 1, 2. submitted on , by Mike Wintermantel of Pittsburgh, Pennsylvania. This page was last revised on June 16, 2016.