Mexico, 1868, 6c black on buff, Guadalajara. Cons 3-68, block of 4, oval "Sayula" cancel (Schatzkes 453A), Very Fine, administration postmark only listed as sello negro, Stout reported no others on stamps. Scott No. 52  Estimate $200 - 300. $0 (Image)

Mexico, 1868, 6c black on buff, Guadalajara. Cons 41-71, two pairs with full central oval postmarks of "Talpa" (Schatzkes 395) and "Tecolotlan" (Schatzkes 401), one pair with left stamp slightly in at top, overall Very Fine, a lovely pair, one is ex-Col. Hamilton. Scott No. 58  Estimate $200 - 300. $0 (Image)