| Location | Argentina |
| Year | |
| Type | Commemorative medal |
| Composition | Copper |
| Weight | 31 g |
| Diameter | 40 mm |
| Thickness | 2.5 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | Reeded |
| Period | |
| Notice | |
| Reference(s) |
| Obverse description | `La Porteña` locomotive |
| Obverse lettering | LOCOMOTORA LA PORTEÑA
VIAJE INAGURAL
AGOSTO 29, 1857 (Translation: LA PORTEÑA LOCOMOTIVE INAUGURAL VOYAGE AUGUST 29, 1857) |
| Obverse script | Latin |
| Reverse description | Text above a rising sun. |
| Reverse lettering | República Argentina (Translation: Republic of Argentina) |
| Reverse script | Latin |
| Engraver | |
| Mintage | ND - - |
| Catalog ID | 4701884430 |
| Comments |
