Joel A. Tarr

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Joel A. Tarr (born 1934) is an American historian, currently the Richard S. Caliguiri University Professor of History and Policy at Carnegie Mellon University. His research includes environmental and urban development and systems and their effects.[1]

Tarr co-authored a book with Clay McShane titled, Horse in the City: Living Machinces in the Nineteenth Century.[2]


  1. ^ "Joel A. Tarr". Retrieved May 1, 2017.
  2. ^ Louderback, Art (2007). "Book Review: The Horse in the City: Living Machines in the Nineteenth Century by Clay McShane and Joel A. Tarr". Western Pennsylvania History (Fall): 63. Retrieved June 9, 2022.