1919 2c on 2c Canal Zone Postage Due -Surcharged in Carmine, type III, olive brown

1915 1c on 1c Canal Zone Postage Due - surcharged in red, olive brown

1915 2c Canal Zone Postage Due - black overprint, type II, olive brown

1924 10c Canal Zone Postage Due - overprint, type A, deep claret

1924 2c Canal Zone Postage Due - overprint, type A, deep claret

1915 10c on 10c Canal Zone Postage - surcharged in red, olive brown

1919 4c on 4c Canal Zone Postage Due - Surcharged in Carmine, type III, olive brown

1925 10c Canal Zone Postage Due - overprint, type B, carmine rose

1925 1c Canal Zone Postage Due, overprint, type A, deep green

1915 10c Canal Zone Postage Due - black overprint, type II, olive brown

1941 50c Canal Zone Official - type 1, lilac

1941 15c Canal Zone Airmail - Gaillard Cut, "PANAMA CANAL" overprint, type I, blue

1915 2c on 2c Canal Zone Postage Due - surcharged in red, olive brown

1929 10c on 5c bl, ovprnt

1941 5c Canal Zone Airmail - Gaillard Cut, "PANAMA CANAL" overprint, type I, yellow green

1914 1c Canal Zone Postage Due - watermark, perf 12, rose carmine

1941 10c Canal Zone Airmail - Gaillard Cut, "PANAMA CANAL" overprint, type I, orange

1941 15c Canal Zone Postage Due Seal, claret

1915 1c Canal Zone Postage Due - overprint, type II, olive brown

1914 10c ros car, wmk, perf 12