Proof 1912 die proof (final version) on surfaced card (92x60mm.), with definitive oval border and stamped "AFTER HARDENING" | Christie's

Lot 3

Proof 1912 die proof (final version) on surfaced card (92x60mm.), with definitive oval border and stamped "AFTER HARDENING"

Details

Proof 1912 die proof (final version) on surfaced card (92x60mm.), with definitive oval border and stamped "AFTER HARDENING"