Works cited

Fanslow, Robert A. "The Migrant Experience - Voices from the Dust Bowl: The Charles L. Todd  and Robert Sonkin Migrant Worker Collection, 1940-1941." The Library of Congress Charles L. Tobb and Robert Sonkin, Apr.-May 1998. Web.

Latham, Jack, Bert Rains, Ruby Rains, Robert Sonkin, and Charles L. Todd. "Fight for Union Recognition." The Library of Congress. Library of Congress, n.d. Web.    

Rains, Bert, Ruby Rains, Robert Sonkin, Charles L. Todd, and M. P. Vice. "Let's Join Up.” The  Library of Congress. Library of Congress, n.d. Web.

Sonkin, Robert, and Charles L. Todd. "Western and Cowboy Songs - The Library of Congress Celebrates the Songs of America." The Library of Congress. Library of Congress, 16 Dec. 2016. Web

Steinbeck, John. The Grapes of Wrath. New York City: Viking Penguin, 1995. Print.

 Tobb, Charles L., and Robert Sonkin. "The Charles L. Todd and Robert Sonkin Collecting Expedition - Voices from the Dust Bowl: The Charles L. Todd and Robert Sonkin Migrant Worker Collection, 1940-1941." The Library of Congress. Library of Congress, n.d. Web.