DDO Listings

The Franklin Half Dollar
Die Variety Book

DDO Listings

Published: Jan. 2016

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.

Philadelphia	Denver	San Francisco
1940s
1948	1948-D
1949	1949-D	1949-S
1950s
1950	1950-D
1951	1951-D	1951-S
1952	1952-D	1952-S
1953	1953-D	1953-S
1954	1954-D	1954-S
1955	1955-D
1956	1956-D
1957	1957-D
1958	1958-D
1959	1959-D
1960s
1960	1960-D
1961	1961-D
1962	1962-D
1963	1963-D

If you think you have an unlisted doubled die or an unpictured stage of a doubled die,
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.