AN ACT TO AMEND SECTION ONE OF ACT NUMBERED THIRTY-FIVE HUNDRED AND NINETY-TWO KNOWN AS THE "PORT WORKS FUND ACT" AND TO PROVIDE FOR THE DISBURSEMENT OF SAID FUND SO AS TO INCLUDE THE COST OF INVESTIGATION, CONSTRUCTION, IMPROVEMENT AND MAINTENANCE OF BUOYS, LIGHTHOUSES AND OTHER AIDS TO MARINE NAVIGATION, AND FOR AIRPORTS AND LANDING FIELDS OF THE COMMONWEALTH GOVERNMENT, INCLUDING THE PURCHASE AND MAINTENANCE OF THE NECESSARY EQUIPMENT FOR THOSE PURPOSES.

AN ACT PROVIDING FOR THE PROMOTION AND DEVELOPMENT OF CIVIL AVIATION IN THE PHILIPPINES, CREATING THE BUREAU OF AERONAUTICS, AND DEFINING ITS POWERS, DUTIES AND FUNCTIONS.

AN ACT PROVIDING FOR THE AWARD OF AIR MAIL CONTRACTS AND APPROPRIATING THE NECESSARY FUNDS THEREFOR.

AN ACT TO FURTHER AMEND SECTION ONE OF ACT NUMBERED THIRTY-FIVE HUNDRED AND NINETY-TWO, KNOWN AS THE "PORT-WORKS FUND ACT," AS AMENDED BY COMMONWEALTH ACT NUMBERED ONE HUNDRED AND THIRTY, AND TO PROVIDE FOR THE DISBURSEMENT OF SAID FUNDS SO AS TO EXCLUDE DISBURSEMENT OF PORT-WORKS FUND FOR THE INVESTIGATION, CONSTRUCTION, IMPROVEMENT AND MAINTENANCE OF AIRPORTS AND LANDING FIELDS.