Lot 878 o
Philippines, 1868-74, "HABILITADO POR LA NACION", 1r Slate Blue, Inverted Overprint, used, clear to large margins, good color, Very Fine, the only known used example with inverted overprint, ex-Peterson. Edifil Nos. 20B var.Scott Nos. 25 var. $1,050 (for normal overprint}.
Realized: $2,300