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MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
“Bite-Size Bits of Local, National, and Global History”
Philadelphia in Philadelphia County, Pennsylvania — The American Northeast (Mid-Atlantic)
 

Commercial Digital Computer Birthplace

 
 
Commercial Digital Computer Birthplace Marker image. Click for full size.
By Bill Coughlin, March 14, 2011
1. Commercial Digital Computer Birthplace Marker
Inscription.
BINAC, the world’s first commercial, electronic, stored program, digital computer passed verification tests here, at 3747 Ridge Ave., on April 7, 1949. Customer acceptance of UNIVAC I, the world’s first open market, commercial computer, followed on March 30, 1951. J. Presper Eckert and John W. Mauchly, co-inventors of ENIAC, led the development of both of these pioneering machines, which launched the commercial computer age.

 
Erected 2006 by Pennsylvania Historical and Museum Commission.
 
Location. 40° 0.131′ N, 75° 11.217′ W. Marker is in Philadelphia, Pennsylvania, in Philadelphia County. Marker is on Ridge Avenue, on the right when traveling north. Click for map. Marker is on Ridge Avenue, between W Hunting Park Avenue and W Indiana Avenue. Marker is in this post office area: Philadelphia PA 19132, United States of America.
 
Other nearby markers. At least 8 other markers are within walking distance of this marker. Rear Admiral John Adolphus Bernard Dahlgren (about 700 feet away, measured in a direct line); Laurel Hill Cemetery (about 800 feet away); a different marker also named Laurel Hill Cemetery (about 800 feet away); Lieutenant Joseph Bonnell
Marker at 3747 Ridge Ave. image. Click for full size.
By Bill Coughlin, March 14, 2011
2. Marker at 3747 Ridge Ave.
(approx. 0.2 miles away); General Hugh Mercer (approx. 0.2 miles away); Capt. Henry J. Biddle (approx. 0.2 miles away); Charles Thomson (approx. 0.2 miles away); Thomas McKean (approx. ¼ mile away). Click for a list of all markers in Philadelphia.
 
Also see . . .
1. Dedication Video ::. (Submitted on June 10, 2011.)
2. Commercial Digital Computer Birthplace - Behind the Marker. ExplorePAHistory.com (Submitted on July 21, 2011, by Mike Wintermantel of Pittsburgh, Pennsylvania.) 
 
Categories. Industry & Commerce
 
 
Credits. This page originally submitted on , by Bill Coughlin of North Arlington, New Jersey. This page has been viewed 404 times since then and 5 times this year. Photos:   1, 2. submitted on , by Bill Coughlin of North Arlington, New Jersey. This page was last revised on June 16, 2016.
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