5. That the laws relating to prostitution in apartment and tenement houses be rigidly enforced, and that the present laws be supplemented if necessary. 6. That a commission be appointed by the Mayor to make a careful study of the laws relating to and the methods of dealing with the social evil in the leading cities of this country and of Europe, with a view to devising the most effective means of minimizing the evil in this city. JOHN D. ROCKEFELLER, JR., Foreman. GEO. F. CRANE, Secretary. Dated, June 9, 1910.