| SCWPM | Piece Code | Date | Serie | Amount |
|---|---|---|---|---|
| Note | ||||
| P52b | bbcv20bs-ea02-u7 | Abril 11 1972 | U7 | 3,000,000 |
| P52b | bbcv20bs-ea02-v7 | Abril 11 1972 | V7 | 3,000,000 |
| P52b | bbcv20bs-ea02-x7 | Abril 11 1972 | X7 | 3,000,000 |
| P52b | bbcv20bs-ea02-y7 | Abril 11 1972 | Y7 | 1,000,000 |
| SCWPM | Piece Code | Date | Serie | Amount |
|---|---|---|---|---|
| Note | ||||
| P52s | bbcv20bs-ea02s | Abril 11 1972 | 5 | - |
| Stamped on both faces "MUESTRA" (sample) in red (perfored). Unnumbered specimen | ||||
| N/L | bbcv20bs-ea02s2 | Abril 11 1972 | - | - |
| Stamped on the obverse "SPECIMEN" in red (perfored). Unnumbered specimen | ||||
| N/L | bbcv20bs-ea02s3 | Abril 11 1972 | 5 | - |
| Stamped on the obverse "SPECIMEN" in red (perfored). Unnumbered specimen | ||||