List of United States commemorative coins and medals (1930s) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "List of United States commemorative coins and medals (1930s)" in English language version.

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39earlycommemorativecoins.com

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1exacteditions.com

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1washingtonquarters.org

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1uspatterns.com

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1littletoncoin.com

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earlycommemorativecoins.com

"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1934 Maryland Tercentenary Half Dollar Commemorative Coin". 14 February 2011. Retrieved 2019-04-11.
"1934-1938 Texas Independence Centennial Half Dollar Commemorative Coin". 17 February 2011. Retrieved 2019-04-11.
"1934-1938 Daniel Boone Bicentennial Half Dollar Commemorative Coin". 23 March 2011. Retrieved 2019-04-11.
"1934-1938 Texas Independence Centennial Half Dollar Commemorative Coin". 17 February 2011. Retrieved 2019-04-11.
"1934-1938 Daniel Boone Bicentennial Half Dollar Commemorative Coin". 23 March 2011. Retrieved 2019-04-11.
"1935-1939 Arkansas Centennial Half Dollar Commemorative Coin". 27 May 2011. Retrieved 2019-04-11.
"1935 Connecticut Tercentenary Half Dollar Commemorative Coin". 27 March 2011. Retrieved 2019-04-11.
"1935 Hudson Sesquicentennial Half Dollar Commemorative Coin". 30 May 2011. Retrieved 2019-04-11.
"1935 Old Spanish Trail Half Dollar Commemorative Coin". 5 June 2011. Retrieved 2019-04-11.
"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1934-1938 Texas Independence Centennial Half Dollar Commemorative Coin". 17 February 2011. Retrieved 2019-04-11.
"1934-1938 Daniel Boone Bicentennial Half Dollar Commemorative Coin". 23 March 2011. Retrieved 2019-04-11.
"1936 Robinson-Arkansas Half Dollar Commemorative Coin". 16 June 2011. Retrieved 2019-04-11.
"1936 Cleveland Centennial Half Dollar Commemorative Coin". 19 June 2011. Retrieved 2019-04-11.
"1936 Wisconsin Territorial Centennial Half Dollar Commemorative Coin". 23 June 2011. Retrieved 2019-04-11.
"1936 York County Tercentenary Half Dollar Commemorative Coin". 29 July 2011. Retrieved 2019-04-11.
"1936 Bridgeport Centennial Half Dollar Commemorative Coin". 4 August 2011. Retrieved 2019-04-11.
"1936 Lynchburg Sesquicentennial Half Dollar Commemorative Coin". 10 August 2011. Retrieved 2019-04-11.
"1936 Elgin Centennial Half Dollar Commemorative Coin". 15 August 2011. Retrieved 2019-04-11.
"1936 Albany Half Dollar Commemorative Coin". 20 August 2011. Retrieved 2019-04-11.
"1936 Bay Bridge Half Dollar Commemorative Coin". 24 August 2011. Retrieved 2019-05-25.
"1936 Rhode Island Tercentenary Half Dollar Commemorative Coin". 13 June 2011. Retrieved 2019-04-11.
"1936 Cincinnati Music Center Half Dollar Commemorative Coin". 18 July 2011. Retrieved 2019-04-11.
"1936 Columbia Sesquicentennial Half Dollar Commemorative Coin". 29 August 2011. Retrieved 2019-04-11.
"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1934-1938 Texas Independence Centennial Half Dollar Commemorative Coin". 17 February 2011. Retrieved 2019-04-11.
"1934-1938 Daniel Boone Bicentennial Half Dollar Commemorative Coin". 23 March 2011. Retrieved 2019-04-11.
"1935-1939 Arkansas Centennial Half Dollar Commemorative Coin". 27 May 2011. Retrieved 2019-04-11.
"1936 Norfolk Bicentennial Half Dollar Commemorative Coin". 16 September 2011. Retrieved 2019-04-11.
"1936 Battle of Gettysburg Half Dollar Commemorative Coin". 12 September 2011. Retrieved 2019-04-11.
"1938 New Rochelle Half Dollar Commemorative Coin". 3 October 2011. Retrieved 2019-04-11.
"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1934-1938 Texas Independence Centennial Half Dollar Commemorative Coin". 17 February 2011. Retrieved 2019-04-11.
"1934-1938 Daniel Boone Bicentennial Half Dollar Commemorative Coin". 23 March 2011. Retrieved 2019-04-11.
"1935-1939 Arkansas Centennial Half Dollar Commemorative Coin". 27 May 2011. Retrieved 2019-04-11.
"1926-1939 Oregon Trail Memorial Half Dollar Commemorative Coin". 23 November 2010. Retrieved 2019-04-11.
"1935-1939 Arkansas Centennial Half Dollar Commemorative Coin". 27 May 2011. Retrieved 2019-04-11.

exacteditions.com

reader.exacteditions.com

Duffield 1929, pp. 236–237. Duffield, Frank (uncredited) (April 1929). "Another commemorative half-dollar this year". The Numismatist. American Numismatic Association: 236–237. (subscription required)

littletoncoin.com

"1932-1937 First 5 Years of Washington Silver Quarters | Littleton Coin Company". www.littletoncoin.com. Retrieved 2019-07-12.

pcgs.com

"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 102)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 89)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 103)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 129)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 139)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 117)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 149)". PCGS. Retrieved 2019-07-05.
"The Early Quarter Dollars of the United States: Commemorative Coins of the United States (Page 146)". PCGS. Retrieved 2019-07-05.

uspatterns.com

"J2041/P2072". uspatterns.com. Retrieved 2019-07-12.

washingtonquarters.org

"Washington Quarter Mintages". 21 February 2010. Retrieved 2019-07-12.