?49 area. It may be necessary to constitute special search parties under European officers. 23. If a case of plague be detected in a town (including a municipal town) the Collector may not, without the sanction of Government, cause the evacuation of the whole town, but may cause the evacuation of a section containing not more than 200 houses. Such evacuated area may be surrounded by a cordon, if necessary by breaking down walls or houses, but with as little injury to property as possible; and its inhabitants may be removed into a Health Camp. 24. When there is a town or large village in the vicinity of an infected area, the Collector may establish a Camp of Observation at such town or village and may order detention and disinfection in such camp of all suspected persons coming from such area without passes. Dissolution of Hospitals and Camps, &c. 25. No Hospital or Suspect Camp or Observation Camp shall be closed without the special orders of the Collector. Provided there have been no actual or suspected case of plague therein, the Collector shall, in his discretion, allow a Health Camp to be closed after ten days, and a village or town or section of a town to be re-inhabited one month after evacuation. Administrative Staff. 26. For administrative purposes in connection with the plague, the Collector shall have under his orders the follow- ing Plague Authorities:- (a) A Superior Staff consisting of Plague officers appointed by Government. (b) A Subordinate Staff consisting of Assistant Plague officers appointed by the Collector. (a) Plague officers include Divisional-officers, Assistant Collectors and the District Medical and Sanitary officer, and also Personal Assistants to the Collector; Special Divisional-officers (either to relieve Divisional- officers engaged in plague operations or to be in plague charge of a division); Extra Assistants to be in charge generally of a Taluk but, if necessary, of a smaller area. (b) Assistant Plague officers shall be Tahsildars and Deputy Tahsildars (ordinary or special) ex-officio; or persons 7