6th Congress of tropical medicine 20 Macanese avo — Macao, 1958
6th Congress of tropical medicine (Macao, 1958), face value 20 Macanese avo. Photo, catalogue value, details and photo identification.
- Issue date
- 1958
- Face value
- 20 Macanese avo
- Colors
- Multicolor
- Yvert
- MO 385
- Michel
- MO 415
- Stanley Gibbons
- MO 479
- Scott
- MO 392