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

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

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

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

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

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

1929 10c on 5c bl, ovprnt

1924 1c Canal Zone Postage Due - overprint, type A, carmine rose

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

1930 5c on 5c bl, ovprnt

1925 10c Canal Zone Postage Due - overprint, type A, orange

1951 10c Canal Zone Airmail - Globe & Wing, light red orange

1932 10c Canal Zone Postage Due Seal, claret

1941 50c Canal Zone Official - type 1, lilac

1958 5c Canal Zone Airmail - Globe & Wing, yellow green

1914 10c gry Panama map, ovprnt up

1958 7c Canal Zone Airmail - Globe & Wing, olive

1925 2c Canal Zone Postage Due - overprint, type B, carmine rose