Saltillo
The medio real stamps sent on invoice 34 1866 were in a brownish-gray shade, which has been confused with both the brown and lilac shades of previous periods. However, this brownish-gray shade is probably due to a contaminant on the printing plate.
| Year | Month | Day | Invoice | ½R | 1R | 2R | 4R | 8R | Comment |
|---|---|---|---|---|---|---|---|---|---|
| 1866 | 2 | 14 | 34 | 1000 | 1000 | 2000 | 500 | 500 | |
| Total sent | 1 | 1000 | 1000 | 2000 | 500 | 500 |