1. Bret Harte's “The Heathen Chinee” in Horatio Alger, Jr.'s Pacific Series
2. Bottoms, D. Michael. An Aristocracy of Color: Race and Reconstructions in California and the West, 1850-1890. U of Oklahoma P, 2013.
3. “Chinese Versus Irish.” Maine Farmer (1844–1900), vol. 38. American Periodical Series Database, 1870, Jul 30.
4. “The Chinese Question in the United States.” The International Review. American Periodical Series Database, 1876, pp. 1874–83 (Nov).
5. “The Chinese Question”. Western Christian Advocate (1834–1883). American Periodical Series Database, 4 Aug. 1869.