City of clerks office and sales workers in Philadelphia, 1870-1920 / [electronic resource] :
Jerome P. Bjelopera.
- Urbana : University of Illinois Press, c2005.
- ix, 208 p. : ill., maps.
- The working class in American history .
Includes bibliographical references (p. 165-201) and index.
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.