#PHC481933 12c Philippine Islands Airmail, orange, unwatermarked, perf 11
$0.55- $2.00 #PHC511933 32c Philippine Islands Airmail, olive brown,unwatermarked, perf 11
$0.80- $2.50 #PHC501933 24c Philippine Islands Airmail, deep violet,unwatermarked, perf 11
$0.70- $2.00 #PHC471933 4c Philippine Islands Airmail, rose carmine, unwatermarked, perf 11
$0.55- $1.50 #PHC521935 10c Philippine Islands Airmail, rose carmine,unwatermarked, perf 11
$0.70- $2.25 #PHC531935 30c Philippine Islands Airmail, orange red,unwatermarked, perf 11
$0.80- $2.00 #PHC461933 2c Philippine Islands Airmail, green, unwatermarked, perf 11
$1.40- $2.25 #PHC571939 8c on 26c Philippine Islands Airmail, blue green, #'s 298a, 298, 431
$2.10- $3.00 #PHC371933 4c Philippine Islands Airmail, carmine
$0.85- $2.75 #PHC361933 2c Philippine Islands Airmail, green,on US Regular Issues
$0.70- $2.25 #PHC381933 6c Philippine Islands Airmail, deep violet,on US Regular Issues
$1.75- $3.00 #PHC541936 2c on 4c carmine, Philippine Islands Airmail, #'s 291, 295, 298a, 298
$0.65- $1.00 #PHC551936 6c on 12c Philippine Islands Airmail, red orange (V)
$0.70- $1.00 #PHC301932 4c Philippine Islands Airmail, rose carmine, unwatermarked, perf 11
$1.00- $2.75 #PHC561936 16c on 26c Philippine Islands Airmail, blue green, (Bk)
$0.70- $1.25 #PHC181928 2c Philippine Islands Airmail, green, unwatermarked, perf 11
$1.25- $3.00 #PHC291932 2c Philippine Islands Airmail, yellow green, unwatermarked, perf 11
$1.00- $2.75 #PHC591941 8c Philippine Islands Airmail, carmine, unwatermarked, perf 11
$2.80- $4.00 #PHC611941 60c Philippine Islands Airmail, blue green, unwatermarked, perf 11
$2.00- $4.75 #PHC191928 4c Philippine Islands Airmail, carmine, unwatermarked, perf 11
$1.40- $3.00