Section 4
SEC. 4 The division of the Bureau of Navigation known as marine railway and repair shop is hereby placed under the Bureau of Customs until the consummation of the sale or lease authorized by this Act, The Secretary of Finance and Justice is hereby authorized to sell or lease such marine railway and repair "shop to any person or private concern, subject to such conditions as he may deem in the public interest, and with the approval of the Governor-General: Provided, however, That one of the conditions of such sale or lease shall be that any construction or repair work turned over by the Government to the marine railway and repair shop shall be done at the cost of materials and labor with a surcharge of only such per centum as may be fixed in the contract of sale or lease and given preference over all other work.