Section 1. Be it enacted by the Senate and House of Representatives of the Commonwealth of Pennsylvania in General Assembly met, and it is hereby enacted by the authority of the same, That from and after the passing of this act, all ships and vessels arriving at the port of Philadelphia, with small pox on board, shall be subject to the same rules, restrictions and regulations as are provided and directed in the act to which this is a supplement, in relation to ships or vessels arriving with other malignant or contagious diseases.