1939 10c Canal Zone Airmail - Planes & Map, dull violet

1958 15c Canal Zone Airmail - Globe & Wing, brown violet

1929 25c on 2c Canal Zone Airmail - Goethals, carmine

1949 4c Canal Zone Airmail - Gaillard Cut, red violet

1939 30c Canal Zone Airmail - Pam Am Clipper over Gaillard Cut, rose carmine

1939 25c Canal Zone Airmail - Pan Am Clipper at Cristobal Harbor, blue

1929 20c on 2c Canal Zone Airmail - Goethals, carmine

1931 40c Canal Zone Airmail - Gaillard Cut, yellow

1951 21c Canal Zone Airmail - Globe & Wing, light blue

1931 $1 Canal Zone Airmail - Gaillard Cut, black

1946 6c Canal Zone Airmail - Gaillard Cut, yellow brown

1976 35c Canal Zone Airmail - Seal & Jet, salmon & black

1929 10c on 50c Canal Zone Airmail - Blackburn, lilac

1931 5c Canal Zone Airmail - Gaillard Cut, yellow green

1951 80c Canal Zone Airmail - Globe & Wing, light gray black

1939 15c Canal Zone Airmail - Pan Am Clipper & Ft. Amador, light brown

1931 20c Canal Zone Airmail - Gaillard Cut, red violet

1939 $1 Canal Zone Airmail - Pan Am Clipper Landing, green

1941 30c Canal Zone Airmail - Gaillard Cut, rose lake

1974 13c Canal Zone Airmail - Seal and Jet, emerald & black