Weight: Clad: 5.7 grams, Silver: 6.25 grams
Normal Content: Cladding 75% copper, 25% nickel, core 100% copper.
Silver Proof Content: 90% silver 10% copper
Diameter: 24.3 millimeters
P Philadelphia 1793-present
D Denver, CO 1906-present
S San Francisco, CA 1854-1955; 1968-present
| Year | Circulation | Proofs |
