1933 JULY 19: DAVAO CITY to SANTA CRUZ, DAVAO
District Engineer official mail with 2c x 6 for 12c Multiple First Class Domestic Rate, 120 grams maximum weight. Backstamped at destination the following day.

1934 FEBRUARY 17: MANILA to BOSTON
From the Department of Agriculture & Commerce, originally franked with 4c, subjected to 2c Dues for the proper 6c Single Outbound First Class Rate to the U.S., 30 grams maximum weight. Paid with 2c Rizal O.B., cancelled February 19. 

No Postage Penalty Charged on Official Mail, Only on Postage Deficit