VERY FINE APPEARANCE. THIS IS THE UNIQUE IMPERFORATE EXAMPLE OF THIS ALREADY RARE AIR POST SURCHARGE.
The perforated example of this surcharge only has 5 used examples recorded with no covers known. Illustrated in both the Fletcher and Cruz-Bortfeldt. Signed Heimann. Listed but unpriced in Scott.
FINE AND RARE UNUSED EXAMPLE OF THE "VALOR 20 CTVS" BETWEEN HANDS SURCHARGE. ONLY FOUR UNUSED EXAMPLES HAVE BEEN RECORDED.
FINE APPEARANCE. THIS IS THE SOLE USED EXAMPLE OF THE 30-CENT ON 10-CENT YELLOW WITH DOUBLE SURCHARGE.
Unlisted in either Fletcher or Colomphil.