[The following excerpt is published courtesy of DLRC Press and its author, Bruce Fox. This information was originally published in 1993 in The Complete Guide to Walking Liberty Half Dollars]
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ANACS Population Report. June 1991
Annual United States Mint Reports, U.S. Federal Government, 1916; 1917; 1918; 1919.
Bowers,Q. David, U.S. Dimes, Quarters & Halves, Bowers & Merena Galleries, Inc., Wolfeboro, NH, 1986.
Breen, Walter, Walter Breen’s Encyclopedia of U.S. and Colonial Proof Coins, F.C.I Press, Inc., New York, New York, 1977.
Breen, Walter, Walter Breen’s Complete Encyclopedia of U.S. and Colonial Coins, F.C.I Press, Inc., & Doubleday, 1988.
Bressett, Ken & Kosoff, Abe, The Official American Numismatic Association Grading Standards for U.S. Coins, 3rd Edition, American Numismatic Association, Colorado Springs, CO, 1987.
Chronicle of the 20th Century, Chronicle Publications, Mount Kisco, NY 1987.
Counterfeit Detection, American Numismatic Association, Colorado Springs, CO 1983.
The Fabulous Century, Time Life Books, Alexandria, VA 1969.
Fivaz, Bill, Coin Dealer Newsletter Monthly Summery, Feature Article. Published Torrance, CA, February 1978.
Fivaz, Bill, & Stanton, J.T., The Cherrypickers Guide to Rare Die Varieties, 2nd Edition, Bill Fivaz and J.T. Stanton, Savannah, GA, 1991.
Goveret, Daniel, Value of U.S. Coins, Heritage Coin Books, Wichita, Kansas, 1987.
Hall, David, A Mercenary’s Guide to the Rare Coin Market, Published by American Bureau of Economic Research, P.O. Box 8204, Ft. Worth, TX, 1987.
Hancock, Virgil & Spanbauer, Laurence, Standard Catalog of U.S. Altered & Counterfeit Coins, Sanford J. Durst Numismatic Publishing, New York, NY, 1979.
Herbert, Alan, The Official Identification and Pricing Guide to Minting Varieties and Errors, 5th Edition, House of Collectables, Orlando, FL, 1992.
Howe, Dean F., Walking Liberty Half Dollars An In Depth Study, Publishing By Dean F. Howe Rare Coins, Sandy, UT, 1989.
Judd, J.H., United States Pattern, Experimental and Trial Pieces, 7th Edition, (Compiled and edited by Abe Kosoff), Western Publishing Co., Inc., Racine, WI, 1982.
NGC Population Report, November 1991.
Noe, Geoffrey, Illustrated Error Coin Pricing Guide, Monthly Publication by Geoffrey Noe, Oklahoma City, OK, 1992.
Numimatic News, November 17, 1987; October 27, 1992.
The Numismatist, March 1942; April 1937; June 1937; February 1938; March 1954; July 1934.
The Numismatic Scrapbook Magazine, Sidney Printing Publishing Co., Sidney, Ohio, March 1964; April 1948; November 1961; July 1963; August 1962.
PCGS Population Report, November 1991.
Pryor, James Bennett, Coin Dealer Newsletter Monthly Summary, Feature Article, Published Torrance, CA, November 1977.
Reed, Mort, Encyclopedia of U.S. Coins, Henry Regnery Co., Chicago, IL, 1969.
Register of Numismatic Errors, C.O.N.E., Inc. (Collectors Of Numismatic Errors), 1966
Rudy, James F. Photograde, Bowers and Merena Galleries, Inc., Wolfeboro, NH, 1990.
Spandone, Frank G., Major Variety & Oddity Guide of U.S. Coins, 7th Edition, ANCO, Florence, AL, 1977.
Swiatek, Anthony, Coin Dealer Newsletter Monthly Summary, Feature Article, Published Torrance, CA, March and April 1983.
Swiatek, Anthony, The Walking Liberty Half Dollar, Sanford J. Durst, Numismatic Publishing. New York, NY, 1983.
Taxay, Don, The U.S. Mint and Coinage, Arco Publishing Company, Inc., New York, NY, 1966.
Taxay Don Counterfeit Mis-struck & Unofficial U.S. Coins, Arco Publishing Company, Inc., New York, NY, 1976.
Wexler, John A., Encyclopedia of Double Dies, Volume 2, Robert C. Wilharm News Printing Co., Inc., Ft. Worth, TX, 1981.
Wexler, John A. The RPM Book, Lonesome John Publishing Company, Newbury Park, CA, 1984.
Yeoman, R.S. A Guide Book of United States Coins, 1st Edition, 1947. Western Publishing Company, Racine, Wisconsin, 1946.
Yeoman, R.S. A Guide Book of United States Coins, 13th Edition, 1960. Western Publishing Company, Racine, Wisconsin, 1960.
Yeoman, R.S. A Guide Book of United States Coins, 23rd Edition, 1970. Western Publishing Company, Racine, Wisconsin, 1970.
Ross Albergo – A California dealer specializing in unusual numismatic/jewelry/antique items.
American Numismatic Association – Their dedication to the hobby and to others who support it is most appreciated.
Michael Ayers – A California dealer specializing in collector coins, antiques and jewelry.
Lynn Chen – ANA Librarian. Her courtesy and patience in researching material for this book is most appreciated.
Bill Fivaz – Noted numismatic authority in varieties and errors and co-author of the Cherrypicker’s Guide for Rare Die Varieties.
David Lawrence – Rare coin dealer from Virginia specializing in barber coinage. Has several numismatic books to his credit. He is one of the editors of this book.
Alan Herbert – An expert in die varieties and mint errors. Also the author of several numismatic books as well as a regular columnist for Numismatic News.
Bob Julian – A recognized expert in numismatic history and research. Also authors numismatic articles and columns appearing in most well-known numismatic publications.
D.H. Ketterling – A California dealer specializing in investment portfolios, collector coins, and mint varieties/errors.
John Marshek – A recognized expert in high grade Walking Liberty Half Dollars.
Ron Miller – A dealer from California specializing in collector coins.
Richard Montgomery – PCGS grader and authenticator. An expert in U.S. coin grading and counterfeit detection.
Tom Mulvaney – Professional coin photographer. Well known for his contribution to major auction catalogs. Responsible for the majority of the photographs in this book.
Geoffrey Noe – Specialist and authority in mint errors and publisher of the monthly Illustrated Error Coin Pricing Guide.
Bob Rossfield – A wholesale dealer from Florida specializing in collector coins.
J.T. Stanton – Noted numismatic authority in varieties and errors and co-author of the Cherrypicker’s Guide for Rare Die Varieties.
Steve Stilgenbauer – A California coin dealer. A recognized expert in grading U.S. coins. His integrity and friendship is most appreciated.
Mark Striley – A California dealer in investor and collector coins.
Anthony Swiatek – Author of books and articles on Walking Liberty Half Dollars and other coins.
Fred Weinberg – A noted expert in numismatic varieties and errors and a well-known California dealer.
Robert Weinman – The son of Adolph Weinman and an artist in his own right.