1964 Proof Lincoln Memorial Cent - Proof Doubled Die Obverse WDDO-011
ErrorDescription
Bearing the eleventh Wexler doubled die obverse designation in the Proof-prefixed sequence for the 1964 Lincoln cent, this variety is one of the many proof hub doubling entries generated during a year of extraordinary Mint output. The dies themselves were created through the same hubbing process used for business strike dies, pressing the master hub into a softened die blank multiple times to fully transfer the design. Any rotational or translational shift between these sequential impressions would produce a doubled die, and across the many die pairs needed for the 1964 proof run, multiple misalignments inevitably occurred. The result is a deep catalog of proof DDO varieties for this date. No specific doubling description, die markers, cross-references, or expert attributions have been published for this variety beyond the Wexler catalog listing. Collectors should note that proof doubled dies from 1964 occupy a distinctive collecting niche: they combine the mirror-finish aesthetic of proof coinage with the research-driven pursuit of die variety identification. Attribution requires careful comparison against Wexler reference photographs at 10x or higher magnification. Struck on a polished 3.11-gram, 19.05 mm planchet of 95% copper and 5% zinc.
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