1917 4c WILLIAM MCKINLEY

1931, JUNE 10: SANTA CRUZ, DAVAO to CALIFORNIA
Entire 4c McKinley light rose booklet pane on 4c McKinley carmine on white 
postal envelope for proper 28c Double Foreign Registered Rate.
Backstamped REGISTRY SECTION / MANILA / 15 JUN
and BERKELEY, CALIF / JUL 15.

1932, APRIL 23: SANTA CRUZ, DAVAO to AUSTRALIA
Entire 4c McKinley carmine  and 2c Rizal booklet panes on 2c Rizal green 
on white postal envelope for proper 38c Triple Foreign Registered Rate.

Backstamped REGISTRY SECTION / MANILA POST OFFICE / MAY 6;
NEW CASTLE / N.S.W. / 6JE and T.P.O.1 NTH. WEST / N.S.W. / 7JE.