#PHC19 1928 4c Philippine Islands Airmail, carmine, unwatermarked, perf 11 MSRP: Was: Now: $1.90 - $2.75
#PHC12 1926 30c Philippine Islands Airmail, gray, unwatermarked, perf 11 MSRP: Was: Now: $95.00 - $135.00
#PHC59 1941 8c Philippine Islands Airmail, carmine, unwatermarked, perf 11 MSRP: Was: Now: $2.25 - $39.00