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Rh linen and the part of their wearing apparel and baggage which appears suspicious in the opinion of the health authority shall be disinfected.

In time of cholera the bilge water shall be changed.

The parts of the vessel occupied by the patients shall be disinfected. The duration of these operations, including debarkation and embarkation, shall not exceed forty-eight hours.

If no real or suspected case of plague or cholera is discovered during these operations, the pilgrims shall be reembarked immediately and the vessel shall proceed to Djeddah, where a second medical inspection shall take place on board. If the result thereof is favorable, and on the strength of a written affidavit by the ship's physician to the effect that there has been no case of plague or cholera during the passage, the pilgrims shall be immediately landed.

If, on the contrary, one or more real or suspected cases of plague or cholera have been discovered during the voyage or at the time of arrival, the vessel shall be sent back to Camaran, where it shall undergo anew the measures applicable to infected vessels.

For plague, the provisions of Article 22, third paragraph, shall be applied with regard to the rats which may be found on board the vessels.

128. Infected vessels, that is, those having cases of plague or cholera on board or having had cases of plague or cholera within seven days, shall undergo the following treatment:

The persons stricken with plague or cholera shall be landed and isolated in the hospital. The other passengers shall be landed and isolated in groups comprising as few persons as possible, so that the whole number may not be infected by a particular group if plague or cholera should develop therein.

The soiled linen, wearing apparel, and clothing of the crew and passengers, as well as the vessel, shall be disinfected in a thorough manner.

However, the local health authority may decide that the discharge of the heavy baggage and the cargo is not necessary, and that only a part of the vessel need be disinfected.

The passengers shall remain at the Camaran establishment seven or five days, according to whether it is aquestion of plague or cholera. When cases of plague or cholera date back several days, the length of the isolation may be diminished. This length may vary according to the date of appearance of the last case and the decision of the health authority.

The vessel shall then proceed to Djeddah, where an individual and rigorous medical inspection shall be made. If the result thereof is favorable, the vessel shall obtain pratique. If, on the contrary, real cases of plague or cholera have appeared on board during the voyage or at the time of arrival, the vessel shall be sent back to Camaran, where it shall undergo anew the treatment applicable to infected vessels.

For plague, the measures prescribed by Article 21 shall be applied with regard to the rats which may be found on board the vessels.