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

Portland Cement

 
 
Portland Cement Marker image. Click for full size.
By Paul Crumlish, April 4, 2010
1. Portland Cement Marker
Inscription. This industry was born in the Lehigh Valley. David O. Saylor first made portland cement at Coplay in 1871. Here also was the first use of the rotary kiln process commercially Nov. 8, 1889. This region has continued to lead in the industry.
 
Erected 1947 by Pennsylvania Historical and Museum Commission.
 
Location. 40° 35.204′ N, 75° 36.884′ W. Marker is in Allentown, Pennsylvania, in Lehigh County. Marker is at the intersection of Tilghman Street and Mill Road/Windsor Drive, on the right when traveling west on Tilghman Street. Click for map. Marker is in this post office area: Allentown PA 18106, United States of America.
 
Other nearby markers. At least 8 other markers are within 8 miles of this marker, measured as the crow flies. The Velodrome Story (approx. 2.8 miles away); Allentown (approx. 4.8 miles away); Lock Ridge Iron Furnace (approx. 5.4 miles away); Casting Pigs (approx. 5.5 miles away); Lock Ridge Furnace (approx. 5.5 miles away); From Production to Preservation (approx. 5.5 miles away); Servicing the Furnace (approx. 5.5 miles away); a different marker also named Allentown (approx. 7.4 miles away). Click for a list of all markers in Allentown.
 
Related marker. Click here for another marker that is related to this marker. To better
Wide view of the Portland Cement Marker image. Click for full size.
By Paul Crumlish, April 4, 2010
2. Wide view of the Portland Cement Marker
understand the relationship, study each marker shown.
 
Categories. Industry & Commerce
 
 
Credits. This page originally submitted on , by PaulwC3 of Northern, Virginia. This page has been viewed 733 times since then and 19 times this year. Photos:   1, 2. submitted on , by PaulwC3 of Northern, Virginia. This page was last revised on June 16, 2016.
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