"Speech of July 4, 1821". John Quincy Adams " The Oxford Dictionary of American Quotation. Hugh Rawson and Margaret Miner. Oxford University Press, 2008.
"Will Rogers' World : America's Foremost Political Humorist Comments on the Twenties and Thirties - And Eighties and Nineties". Book by Bryan B. Sterling, Frances N. Sterling, 1993.
The Melting-Pot act 1 (1908). This passage popularized the term melting pot in the sense of an amalgamation of peoples (the jstor database shows that an earlier usage with this meaning occurs in the American Journal of Sociology, July 1906, and a reference to public education as a "melting-pot" for immigrants appears in the Los Angeles Times, 28 June 1891). See Baudouin 1; Jimmy Carter 3; Crevecoeur 1; Ellison 2; Hayward 1; Jesse Jackson 1