China 1950 $1,000 on Steam Locomotive 'unit' stamp (perf 12.5) unmounted mint SG 1426*
China 1950 $1,000 on Steam Locomotive 'unit' stamp (perf 12.5) unmounted mint SG 1426*
China 1950 $1,000 on Steam Locomotive 'unit' stamp (perf 12.5) unmounted mint SG 1426*