| Reference | SH 18-33 GP |
|---|---|
| Date | 1915 |
| Metal | Gold-Plated |
| Weight | |
| Diameter | 40 mm |
| Designed By | |
| Engraved By | |
| Minted By | |
| Rarity | R-8 |
| Orientation |
A slug facsimile with a design very similar to SH 18-27 with Columbia standing on a world globe, behind her are several ships passing through the locks of the Panama Canal, there are rays of light emanating behind her. Augustus Humbert $50 gold slug facsimile with “IN GOD WE TRUST” in the banner above the eagle on the reverse.