1964 Doubled Die Obverse WDDO-012

Description

Twelfth in the 1964 proof Kennedy Half Dollar DDO sequence, WDDO-012 (reference: 1964 50c Pr WDDO-012) continues the documentation of hub doubling events across Philadelphia's massive 1964 proof die population. The Wexler Team's systematic approach to cataloging these varieties has produced a near-comprehensive census of doubled working dies from the 1964 proof production, with each entry representing a unique combination of spread direction, magnitude, and distribution across Gilroy Roberts' Kennedy portrait. Proof dies undergo a more controlled manufacturing process than business-strike dies — they are typically polished between hubbing impressions and receive final polishing before entering service — which means that doubling on proof dies is often cleaner and more precisely defined than on business-strike dies, where flow lines and surface irregularities can obscure subtle displacement. The 1964 Kennedy Half Dollar's historical context amplifies collector interest in every documented variety: designed and rushed into production within weeks of President Kennedy's assassination in November 1963, the coin debuted in early 1964 to enormous public demand, with many pieces immediately hoarded as memorial keepsakes rather than entering normal circulation. At 90% silver and 12.5 grams, each WDDO-012 specimen carries both the variety attribution value and the intrinsic precious metal content that keeps the 1964 Kennedy proof at the forefront of modern U.S. coin collecting. Attribution requires detailed spread analysis to separate this variety from adjacent catalog entries.

Attribution History

• Wexler Variety ID: 1964 50¢ Pr WDDO-012
• Expert attribution by Wexler Team

External References