| Reference | SH 19-1 SPBZ HK-429 |
|---|---|
| Date | 1915 |
| Metal | Silver-Plated Bronze |
| Weight | |
| Diameter | |
| Designed By | |
| Engraved By | |
| Minted By | |
| Rarity | R-7 |
| Orientation |
With North and Central America in the background, Uncle Sam is depicted on the obverse holding a shovel – the handle of the shovel overlaying Central America where the Panama Canal was dug. Designed by Washington Star Cartoonist C.K. Berryman, engraved by Charles E. Barber and struck in the U.S. Mint Exhibit at the Exposition.