John D. Holtzman

1860/1867

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John D. Holtzman
  • Title
  • John D. Holtzman
  • Creator
  • Cargo's Photographic Rooms
  • Identifier
  • PSS6.B001.I09
  • Source Identifier
  • PSS6.B001.I09
  • Description
  • John D. Holtzman worked for Lyon, Shorb & Company, also known as the Sligo Iron Works of Pittsburgh. The 1864-65 Directory of Pittsburgh and Allegheny Cities lists a John D. Holtzman, clerk, residing at 9 Carson Street. The Sligo Iron Works was located on the south side of the Monongahela River opposite Pittsburgh’s Market Street. In 1826 the Sligo mill employed 30 men and produced bar, boiler, nail, and sheet iron valued at $99,000 per year. In 1879 the company employed 250 men and possessed 25 puddling furnaces, 10 heating furnaces, eight steam engines with 14 boilers in four separate batteries, and three steam hammers. The mill at this time was known for manufacturing flanged boiler heads and flue holes using specially designed machinery.
  • Genre
  • photographs
  • Subject
  • Holtzman, John D.
    Lyon, Shorb & Company (Pittsburgh, Pa.)
    Iron industry and trade--Pennsylvania--Pittsburgh.
  • Source
  • Lyon, Shorb & Company Photographs, ca. 1863-186, PSS 6, Library and Archives Division, Senator John Heinz History Center
  • Contributor
  • Detre Library & Archives, Heinz History Center
  • Collection
  • Lyon, Shorb & Company Photographs
  • Rights Information
  • No Copyright - United States. The organization that has made the Item available believes that the Item is in the Public Domain under the laws of the United States, but a determination was not made as to its copyright status under the copyright laws of other countries. The Item may not be in the Public Domain under the laws of other countries. Please refer to the organization that has made the Item available for more information.
    http://rightsstatements.org/vocab/NoC-US/1.0/