​This is the Site of the First
​Portland Cement Plant

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Marker No: 4048

State Approved Marker

National Register of Historic Places

Marker Text: ​ This is the site of the first Portland cement plant west of the Mississippi and the second plant in the United States.
      The company was incorporated January 15, 1880, under the name of Alamo Roman and Portland Cement Company.
           Cement manufactured here was used in building the State Capital in Austin. 
            The material at this site was exhausted and the operation of the plant discontinued in 1907.
           Mr Charles Baumberger Sr. became connected with this company on October 28, 1880 and was in charge of the business until its close. (1944)

Geographic: 29.460295,-98.476921

Location: ​Brackenridge Park, St. Mary's Avenue,  San Antonio