The Washington Quarter Die Variety Book Vol. 2: 1945-1998
	OMM Listings
	Published: September 2019		by James Wiles, Ph.D.
	The CONECA die varieties numbering system is proprietary to the Combined Organizations of Numismatic Error Collectors of America and is used under license issued by CONECA.
	Select the date and mint of your choice.
	Denver San Francisco 1950s 1950-D/S 1950-S/D 1951-D 1951-S 1952-D 1952-S 1953-D/S 1953-S 1954-D 1954-S
	If you think you have an unlisted OMM or an unpictured stage of an OMM, I would love the opportunity to examine the coin and photograph it for inclusion in the next edition. Please send an email for instructions on how to have your coin attributed.
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Copyright James Wiles, 2020 Email: jameswiles@sbcglobal.net