Mexico, 1868, 12c black on green, Queretaro. Imperf, cons. 12-72, tied by Salamanca fancy oval handstamp (Schatzkes 1330) on 1872 folded letter to Guanajuanto, "Abril 17" docketing, Very Fine, 1868 issues with the 1872 overprint are scarce, the first shipments of the 1872 Hidalgo Profile issue was sent to district offices on April 1st. Scott No. 59  Estimate $100 - 150. $0 (Image)

Mexico, 1868, 12c black on green, Queretaro. Perf'd, cons 12-69, tied by oval Salamanca postmark (Schatzkes 1331) on 1869 folded letter to Guanajuanto, Very Fine. Scott No. 66  Estimate $100 - 150. $0 (Image)