JAPAN (1993) Japanese cranes*. 5th RAMSAR (wetlands) Convention issue se-tenant pair overprinted MIHON (specimen). Scott No 2202a, Yvert Nos 2044-5. Scarce!
AVAILABLE AT $40
GERMANY (1972) Animal protection*. Set of 4 with MUSTER (specimen) overprint. Scott No B481-4.
AVAILABLE AT $60