1854 Proof Kellogg & Co. Twenty Dollar - Copper

Coin Details

Description

This proof copper striking of the 1854 Kellogg & Co. twenty-dollar dies exhibits the deliberately careful production characteristics that distinguish proof coins from business strikes and casual off-metal impressions. The mirror-like fields and precisely defined design elements indicate intentional proof manufacture rather than a simple die trial. The proof finish on the copper planchet creates a striking visual presentation that showcases Kuner’s engraving artistry to maximum effect. Every detail of the Liberty Head obverse and heraldic eagle reverse is rendered with exceptional crispness, providing the clearest possible view of the intended design. Proof copper strikings from territorial gold dies occupy the intersection of several collecting specialties: territorial gold, off-metal strikings, and proof coinage. This convergence of interests makes such pieces highly competitive when they appear at auction.

Rarity Notes

Extremely rare, unique or nearly so. Proof copper territorial gold strikings are among the rarest American numismatic items.

Cross References

K-1 copper proof (Kagin); NGC #31161; Kellogg & Co., San Francisco; proof copper striking