That is not it. The mint mark is a rotated RPM on the coppercoins coin. It is also a doubled die obverse. But your coin was not from that die. That is a different die. Yours has a different MM location, different rotated RPM and no
DDO.
looks like it might be 1960D-1MM-165

Edited by coop
11/03/2015 11:34 am