Lot 2906 P
Liberia, 1955 10th U.N. Anniversary Airmail Issue, Single Color Proofs, stock of 8 separate color proofs on imperf gummed paper; each with 24 sheets of 25 and part sheet of 19, except 50¢ orange color (23 sheets); o.g., never hinged.Scott No. C93-C96P Estimate $400 - 600.
Realized: $230