205 of Madras, Bengal and Burma, after consulting the Mercantile Community, consider that prohibitive orders should issue with regard to all or any of the susceptible articles for the protection of clean ports, the Government of India will be prepared to consider proposals with this object. (b) It is to be remarked that new gunny-bags are not in the list of articles classed as susceptible by the Confer- ence. 10. The portion of Chapter II which relates to traffic by sea and the measures to be adopted at ports of arrival is of great interest, not only because of its direct bearing on the conditions of intercourse between India and Europe, but also because it contains the conclusions of the Conference on the important subject of the quarantine of vessels. (a) The threefold division of vessels, referred to above, is maintained in this chapter. The regulations respecting infected vessels, are that the sick are to be landed and iso- lated, and the remainder of those on board to be subjected, at the discretion of the local authority, either to " observation " or to " surveillance " for a period which is not to exceed ten days from the occurrence of the last case of plague. The term " observation" means the detention under observation of the person either on board a ship or in a place of segrega- tion on shore. Persons subjected to " surveillance " are not to be isolated, but are to be allowed to proceed at once to their destination where they are to remain under medical supervision. In case of an infected ship the dirty linen and other effects of the passengers and crew which the local sanitary authorities may consider likely to be contaminated, must be disinfected. So also must the parts of the ship where the sick have resided, and the local authorities may require a more extensive disinfection to be carried out. Lastly the bilge-water must be thrown out after disinfection and fresh drinking-water supplied. (b) In the case of suspected vessels, a medical inspec- tion and the same process of disinfection, discharge of bilge- water and supply of fresh drinking-water is prescribed. It is further recommended that the crew and passengers should be subjected to " surveillance " for a period of ten days from the date of arrival of the vessel. Pratique is to be given at once to healthy vessels, but it is also provided that, at the option of the local authority, the precautionary measures en- forced in the case of suspected ships, except the disinfection of the vessel, may be required; and it is also recommended