Conrad, Rebecca. Bringin’ Home the Bacon: The Rath Packing Company in Waterloo 1891-1985. Iowa City, IA: Tallgrass Historians, L.C., 2010.
Donnell, John D. Why the Rath Packing Company Failed. Waterloo, IA: Grout Museum of History and Science, 1993.
Warren, Wilson J. Tied to the Great Packing Machine: The Midwest and Meatpacking. Iowa City, IA: University of Iowa Press, 2007.
Rath Packing Company Records, 1890-1985, MS 562. Special Collections Department, Iowa State University Library. Finding aid.