Copyright © 1993 State Historical Society of Iowa. This article is posted here for personal use, not for redistribution.
Scharnau, Ralph. "Workers, Unions, and Workplaces in Dubuque, 1830-1990." The Annals of Iowa 52 (1993), 50-78.
Available at: http://dx.doi.org/10.17077/0003-4827.11039