"The Reminiscences of Walter E. Sachs". Oral History Collection of Columbia University, New York City.

A Century of Progress Collection. University of Illinois at Chicago, Chicago, Illinois. Available online.

Archives of E.I. du Pont de Nemours & Co.. Hagley Museum and Library in Wilmington, DE. Finding aid.

B. Kroger Scrapbook and Manuscript Collection. MSS 63, Museum Center, Cincinnati Historical Society.

Berkshire Knitting Mills Records (1437). Historical Collections and Labor Archives, Special Collections Library, Pennsylvania State University. Finding aid.

Charles F. Chandler Papers. Boxes 104 and 105, Rare Book and Manuscript Library, Columbia University. Finding aid.

Christian Heurich Brewing Company Records, 1883-1909. Smithsonian Institution, National Museum of American History, Washington, DC. Online catalog.

Christian Heurich collection, 1844-2001. Historical Society of Washington, DC. Finding aid.

Cone Mills Corporation Records, 1858-1997. Collection Number 5247, the Southern Historical Collection, the Louis Round Wilson Special Collections Library, University of North Carolina at Chapel Hill. Finding aid.

Edward A. Filene Papers. Credit Union National Archives (CUNA), Madison, Wisconsin.

Evonik Industries AG. Corporate Archives, Hanau, Germany.

Falstaff Brewing Corporation Plant Number 1. National Register of Historic Places. St. Louis, Missouri, 07000008. Available online.

Final Report of the Committee to Investigate the Concentration and Control of Money and Credit. 62nd Congress 3rd session, submitted by Mr. Pujo February 23, 1913. Report 1593. Washington, DC: General Printing Office, 1913.

Gebelein Silversmiths, Inc. Records. Benson Ford Research Center, The Henry Ford Museum. Finding aid.

George C. Gebelein Archives. Wellesley Historical Society, Massachusetts.

George Christian Gebelein. Collection 21. The Joseph Downs Collection of Manuscripts and Printed Ephemera, Henry Francis du Pont Winterthur Museum, Delaware. Finding aid.

Guide to The Craftsman Architects Drawings, 1904-1915. Avery Architectural and Fine Arts Library Department of Drawings & Archives Columbia University, New York, NY. Available online.

Gustav Stickley Business Papers. The Winterthur Library, The Joseph Downs Collection of Manuscripts and Printed Ephemera, Henry Francis du Pont Winterthur Museum, Winterthur, DE. Finding aid.

Hart Schaffner & Marx Records, 1901-1955. Smithsonian Institution, Washington D.C., Archives Center – National Museum of American History. Online catalog.

Hormel Family Collection. Archives of Hormel Foods, Austin, MN.