Charles Dickens
United States. Congress. Senate. Committee on Labor and Human Resources.
Henry Mayhew
Studs Terkel
United States. Bureau of the Census
United States. Congress. Senate. Committee on Education and Labor.
Douglas A. Blackmon
United States. General Accounting Office
Martin Ford
Michael Rubenstein
Jessica Bruder
United States. Congress. Senate. Committee on Human Resources.
United States. Congress. Senate. Committee to Audit and Control the Contingent Expenses
United States
Sir Walter Scott
United States. Congress. Joint Economic Committee
James A. Holland
Leslie T. Chang