| Issuer | Macau (China) |
|---|---|
| Period | Overseas Province (1951-1976) |
| Type | Circulating commemorative coins |
| Year | 1974 |
| Value | 20 Patacas 20 MOP = USD 2.49 |
| Currency | Pataca (1894-date) |
| Composition | Silver (.650) |
| Weight | 18 g |
| Diameter | 35 mm |
| Thickness | 2.2 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Coin alignment ↑↓ |
| Number | N# 15407 |
| References | KM# 8 |