Portland Cement

Portland Cement is a Pennsylvania historical marker in W, Lehigh County, dedicated 1947.

Iron Run Indus. Park., Tilghman St. (old U.S. 22), just W of Mill Rd. / Windsor Dr. intersection, W

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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.

TodayHistorical map

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David Rumsey Map Collection, Stanford Libraries

Historical maps covering this location

1865 · Johnson's New Jersey (1865) (Barry Lawrence Ruderman Map Collection, Stanford Libraries)
1871 · Plate F. East Central Pennsylvania. (David Rumsey Map Collection, Stanford Libraries)
1876 · Outline Map of Lehigh County. (David Rumsey Map Collection, Stanford Libraries)
1878 · Pennsylvania. (David Rumsey Map Collection, Stanford Libraries)
1902 · Slatington, Pennsylvania (USGS Historical Topographic Map Collection)

Plate F. East Central Pennsylvania, 1871, covering the location of Portland Cement, with a pin at the marker's coordinates — Plate F. East Central Pennsylvania, 1871, covering this location. David Rumsey Map Collection, Stanford Libraries. The pin is ours, placed from the marker's coordinates.

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Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov

Portland Cement

Historical maps covering this location

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