Sunday, September 12, 1971 United States of America will issue: Stamp "Sentry Box, Morro Castle, San Juan" face value 8, Stamp "Sentry Box, Morro Castle, San Juan, Puerto Rico" face value 8,
| Country: | United States of America |
|---|---|
| Issue: | San Juan Issue |
| Date: | 1971-09-12 |
| Print: | Recess |
| Perforation: | 11 |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 8 United States cent |
| Country: | United States of America |
|---|---|
| Issue: | San Juan Issue |
| Date: | 1971-09-12 |
| Print: | Recess |
| Perforation: | 11 |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 8 United States cent |