File:Public health and preventive medicine (1902) (14781826284).jpg

Identifier: publichealthprev00lewi (find matches)
Title: Public health and preventive medicine
Year: 1902 (1900s)
Authors: Lewis, Charles James, 1875-1937 Balfour, Andrew, Sir, 1873-1931
Subjects: Preventive Medicine Public Health
Publisher: Edinburgh : Green
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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2 ft. wider than the bed, inorder to protect the patient from draught. Natural ventilation is the cheapestand most efficient means of providing unlimited fresh air; it is also mosteasily regulated in individual wards without interference to the supply ofother wards. The object is to obtain as much fresh air as possible withoutthe production of draughts, and the hourly supply of fresh air should beat least three times the cubic capacity of the ward, or about 3000 to 4000cubic ft. per head per hour. Fresh air must be provided also for the nursesand others using the wards; and where clinical classes are held in them a largeextra supply is required. The window area should be 1 square ft. for every70 to 80 cubic ft. capacity of the ward, and the windows should face each otherand reach to within 1 ft. of the ceiling. Where natural ventilation isemployed, the upper part of the window should be made to open, and supple- \Gontinued on j>(t>jt 402. ROTiAL inriRTIARY EDIHBVRGH BLOCK PL^tl
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0 * * PLATE VII.

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