DeFerrari, John (February 9, 2011). "Chinatown's Friendship Archway". Greatergreaterwashington.org. Archived from the original on February 8, 2013. Retrieved September 30, 2012.
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Harrison Lee papersArchived 2020-07-29 at the Wayback Machine, Special Collections Research Center, Estelle and Melvin Gelman Library, The George Washington University.
Harrison Lee papersArchived 2020-07-29 at the Wayback Machine, Special Collections Research Center, Estelle and Melvin Gelman Library, The George Washington University.
DeFerrari, John (February 9, 2011). "Chinatown's Friendship Archway". Greatergreaterwashington.org. Archived from the original on February 8, 2013. Retrieved September 30, 2012.