Section 11
SEC. 11. The district health officer; within his district, shall exercise general supervision and control over the health and sanitary ' work, and shall exercise general supervision and control over the municipal boards of health within his district. the shall have the power to institute all proceedings necessary to abate nuisances, and he may cause to be prosecuted all violations of sanitary laws and ordinances and the lawful regulations applicable to the district; and he shall have the power to remove the cause of any special disease or mortality; and to make and enforce, subject to the, approval of the Director of Health and of the Secretary of the Interior, such internal quarantine regulations as he may deem necessary in any part of his district.