Pittsburgh in Allegheny County, Pennsylvania — The American Northeast (Mid-Atlantic)
Langley Observatory Clock
Topics. This historical marker is listed in these topic lists: Air & Space • Railroads & Streetcars • Science & Medicine. A significant historical year for this entry is 1870.
Location. 40° 26.706′ N, 80° 1.013′ W. Marker is in Pittsburgh, Pennsylvania, in Allegheny County. Located on the North Shore Trail between The Carnegie Science Center and Heinz Field. Touch for map. Marker is in this post office area: Pittsburgh PA 15212, United States of America. Touch for directions.
Other nearby markers. At least 8 other markers are within walking distance of this marker. Three Rivers Heritage Trail (about 400 feet away, measured in a direct line); The Pittsburgh PointThree Rivers Stadium (approx. 0.2 miles away); County of Allegheny Law Enforcement Officers Memorial (approx. 0.2 miles away); First Professional Football Game (approx. 0.2 miles away); The Immaculate Reception (approx. ¼ mile away); Southwestern Pennsylvania World War II Memorial (approx. ¼ mile away); Mary Cassatt (approx. 0.3 miles away). Touch for a list and map of all markers in Pittsburgh.
Credits. This page was last revised on June 16, 2016. It was originally submitted on October 30, 2014, by Mike Wintermantel of Pittsburgh, Pennsylvania. This page has been viewed 404 times since then and 22 times this year. Photos: 1, 2. submitted on October 30, 2014, by Mike Wintermantel of Pittsburgh, Pennsylvania.