Shmoop Editorial Team. "Ellis Island Era Immigration Photo: Immigrants on a Ship." Shmoop.com. Shmoop University, Inc., 11 Nov. 2008. Web. 02 Oct. 2016. Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 02 Oct. 2016.
Period 1: Citations
"Digital Collections for the Classroom." Immigration and Citizenship in the United States, 1865-1924:. N.p., n.d. Web. 02 Oct. 2016.
"Chinese Immigrants." Chinese Immigrants. N.p., n.d. Web. 02 Oct. 2016.
Lisa Wade, PhD on September 3, 2010. "Cartooning the U.S. Chinese Exclusion Act - Sociological Images." Sociological Images Cartooning the US Chinese Exclusion Act Comments. N.p., n.d. Web. 02 Oct. 2016.
"Immigrants in the Progressive Era - American Memory Timeline- Classroom Presentation | Teacher Resources - Library of Congress." Immigrants in the Progressive Era - American Memory Timeline- Classroom Presentation | Teacher Resources - Library of Congress. N.p., n.d. Web. 19 Oct. 2016.
Rosenberg, David. "Ukip Is Nothing New: The British Brothers' League Was Exploiting Immigration Fears in 1901." The Guardian. Guardian News and Media, 04 Mar. 2015. Web. 19 Oct. 2016.
"The Definition of Red Scare." Dictionary.com. N.p., n.d. Web. 19 Oct. 2016.