Liberia, 1944, 70¢ on 2¢ Surcharge Airmail. Varieties in a block of five; three with solid bar obliterators in blue, other two with 5 small pointed star bars in black one missing "70cts." surcharge and other with surcharge inverted, tied on piece by 1946 Monrovia town cancels, Very Fine, an unusual and rare combination surcharge multiple, quite possibly unique. Scott No. C48B vars.  Estimate $300 - 400. $0 (Image)