By 1895, the People's Slaughterhouse was modernized under new management operating as the New Orleans Abattoir Company, Limited. The main structure was demolished in the summer of 1964 and its accoutrements publicly sold.
If you want to read more about nineteenth-century New Orleans slaughterhouses, see Lindgren Johnson's "To 'Admit All Cattle without Distinction': Reconstructing Slaughter in the Slaughterhouse Cases and the New Orleans Crescent City Slaughterhouse," chap. in Paula Lee, editor. Meat, Modernity and the Rise of the Slaughterhouse. University of New Hampshire Press, 2008.
(1)American Architect & Building News (12 March 1892). Louisiana Architecture Prints, Southeastern Architectural Archive, Special Collections Division, Tulane University Libraries.
Top image from (1).
Others from: Williams Family Records, Southeastern Architectural Archive, Special Collections Division, Tulane University Libraries.