Section 3
Sec. 3. The time and the services of the several employees of the division of port works of said Bureau of Navigation are hereby made available for the general purposes of the Bureau of Public Works, as provided in this Act. The time and the services of the various officers and employees of the division of vessels and the lighthouse division of the said Bureau of Navigation are hereby made available for general purposes of the Bureau of Customs, as herein provided: Provided, however, That said Bureaus shall retain the services of only such officers and employees of said Bureau of Navigation as may be deemed necessary: And provided further, That it is not the purpose of this Act to affect the rights and liabilities of officers and enlisted men under the provisions of Act Numbered Nineteen hundred and eighty.