Chap. 175 An Act making an appropriation for the further development of the general edward lawrence logan international airport for the fiscal year nineteen hundred and fifty-five. Be it enacted, etc., as follows: Section 1. To provide for additional expenses of the development of the General Edward Lawrence Logan International Airport, the sum set forth in section two of this act is hereby appropriated from the General Fund or ordinary revenue of the commonwealth, to be in addition to any amounts at present available for the purpose. Section 2. Item 0493-03 For the further development of the General Edward Lawrence Logan Airport and to make certain federal grants available for the purpose, to be in addition to state funds available from amounts authorized in chapter seven hundred and sixty of the acts of nineteen hundred and fifty and item 8255-04 authorized in chapter four hundred and seventy-one of the acts of nineteen hundred and fifty-four; provided, that any improvement or development of the airport under this item shall not permit the extension of the existing bounds towards the town of Winthrop or the mainland of the East Boston district of the city of Boston; and, provided further, that federal funds received on account of this item shall be credited to the General Fund, appropriation expires June thirtieth, nineteen hundred and fifty-seven; and, provided further, that notwithstanding the provisions of section fourteen of chapter twenty-nine of the General Laws, funds made available for this purpose under the provisions of said chapter seven hundred and sixty of the acts of nineteen hundred and fifty shall also be available until June thirtieth, nineteen hundred and fifty-seven .... $167,760 00 Section 3. This act shall take effect upon its passage. Approved March 16, 1955.