Q. David Bowers
-- "Philadelphia Coinage Statistics: 1853-1873. The Silver Dollar" Article in the Numismatic Scrapbook Magazine, August 1964, pp. 2124 ff.
-- "The Trade Dollar-1873." Article in the Numismatic Scrapbook Magazine, February 1965, p. 339.
-- "Notes on U.S. Proof Coinage: Silver and Minor." Numismatic Scrapbook Magazine, March 1966, pp. 513-517.
-- "The Silver Proof Coinage of 1878." The Numismatist, December 1986, pp. 2493-2498.
-- "Another Look at the 1804: Origin of the 1804 Dollar."Article in The Numismatist, January 1970.
-- "Origin of the 1804 Dollar-II." Article in The Numismatist, December 1970.
-- "The Illegal Dollars of 1794-95." Article in Coins magazine, March 1978.
-- "Most Gobrecht Dollars Not Patterns." Coin World, November 24, 1982.
Ragin, Arthur M."The Most Notorious U.S. Coin." Numismatic Scrapbook Magazine, October 1961, pp. 2587-2589. Discussion of an 1838 Gobrecht silver dollar plainly overstruck on an 1859 Liberty Seated dollar.
Knickerbocker (nom de plume). Resumption of Specie Payment. A series of letters to The New-York Daily Times published in pamphlet form. New York: John W. Amerman, Printer, 1873.
Kreisberg, Abner and Jerry Cohen. Quality Sales. Various auction catalogues. Beverly Hills, CA: 1970s and 1980s. (Some sales catalogued with the assistance of Jack Collins.) Kroon,John. "1870-CC Dollar Update." The Gobrechtjournal, July 1983.
-- "Availability of Liberty Seated Dollars by Grade." The Gobrechi Journal; March 1984.
-- "Carson City Seated Dollars-How Many Survive?" Article in The Gobrecht Journal July 1984.
-- "The Four Reverses of the Carson City Seated Dollars."Article in The Gobrecht Journal, March 1982.
-- "The Two Obverse Dies for the 1870-CC Dollar." Article in The Gobrecht Journal, March 1985.
Krueger, Kurt R. lola, Wisconsin. 1980s and 1990s. Auction catalogues and prices realized.
Laughlin, J. Laurence, Ph.D. The History of Bimetallism in the United States. New York: D. Appleton & Company, 1900.
Lazirko,John. U.S. Trade Dollars 1873-1878. Cleveland, Ohio:Published by the author, 1989.
Linderman, Henry R. Money and Legal Tender in the United States. New York, 1877.
Linett, Dana. La Jolla, California. 1980s and 1990s. Auction catalogues and prices realized.
Locker, David J. "The 1873 Carson City Trade Dollar: Historical Perspective." Article in The Gobrecht Journal, November 1990. '
-- "An Analysis of Mint-State Carson City Coins." Article in The Numismatist, September 1992.
Logan, Russell J. "Condition Census: Pre-Turban, Bust Dollars." Article in the JRCS Journal, October 1990.
Lord, Eliot. Comstock Mining and Miners. San Diego, CA:Howell-North Books, 1980.
Lorich, Bruce. "The Elusive 1850-O Silver Dollar." Gobrecht journal, March 1979.
Love,John B. "Old Timer Stories." Chapter in The Comprehensive U.S. Silver Dollar Encyclopedia. Broken Arrow, OK:Highfill Press, Inc., 1992.
Manley, Dwight. "Knowledge is King." Chapter in The Comprehensive U.S, Silver Dollar Encyclopedia. Broken Arrow, OK:Highfill Press, Inc., 1992.
Mansfield, Sen. Mike et al. "The Silver Dollar-Vanishing Americana." Extensive series of comments, newspaper clippings, etc., printed in the Congressional Record, March 21,1964.
Marryat, Captain C.B. Second Series of a Diary in America, with Remarks on its Institutions. Philadelphia: T.K. & P.G. Collins, 1840.
Martin, Lee. "Surplus Silver Dollars." Article in COINage Magazine, November 1968.
-- "The Great Silver Dollar Drain." Article in COINage Magazine, June 1970.
Mason, E(benezer) 'Locke. Rare American Coins: Their Description, and Past and Present Fictitious Values. Boston: Percival Gassett, 1887.
Mason's Monthly illustrated Coin Collector's Magazine. Philadelphia and Boston: Ebenezer Locke Mastin. Various issues of the 1860s, 1870s, and 1880s.
McCloskey, John W. "1872 Seated Dollars." Article in The Gobrecht Journal, Collective Volume No.1, Kettering, OH:Liberty Seated Collectors Club, 1980.
-- "A Doubled Die 1876-CC Trade Dollar." The Gobrecht Journal, November 1984. The author describes an 1876-CC trade dollar with pronounced doubling on the reverse, particularly at E PLURIBUS UNUM.
--- "An 1867 Dollar With Recut Date;" Article in The Gobrecht Journal, November 1982.
-- "Known Examples of the 1870-S Liberty Seated Dollar."Article in The Gobrecht Journal, Collective Volume III, Kettering, OH: Liberty Seated Collectors Club, 1991.
-- "Obverse Varieties of the U.S. Trade Dollar." The Gobrecht Journal. July 1978. The author introduces for the first time a description of two different obverse hubs of the trade dollar.
-- "The Surprising 1844 Dollar." Article in The Gobrecht Journal July 1981.
-- "What Would An 1873-S Standard Dollar Look Like?" by John W. McCloskey, Gobrecht Journal, July 1980. Quotes information from Harry X Boosel.
McIntire Numismatic Auctions, Inc. Jacksonville, Arkansas. 1980s. Auction catalogues and prices realized.
Mehl's Numismatic Monthly, Fort Worth, Texas: B. Max Mehl, issues of 1908 and 1909.
Merkin, Lester. Various auction catalogues. New York: 1960s and 1970s. (Most were partially or wholly catalogued by Walter H. Breen.)
Meyer, J. Coinage Upon a Common Unit Basis. Translated from the German by Mrs. C.P. Cluver. Washington: Government Printing Office, 1878.
-- Theory of the Coin, Coinage,and Monetary System of the World. Translated from the German by Mrs. C.P. Cluver. Washington: Government Printing Office, 1878.