Designed as an instructional aid in teaching about custodian housekeeping methods and materials, this booklet contains information on the school custodian's responsibilities and methods for maintaining the building inside and outside, including the cleaning and sanitation of classrooms, restrooms, showerrooms, lunchrooms, corridors, and special rooms (industrial arts, homemaking classes, library, auditorium, and multipurpose rooms). Specific information is given on the use of tools, equipment, and cleaning chemicals. Also included are sections on maintaining lighting systems, cleaning glass, cleaning venetian blinds, care and cleaning of drinking fountains, care of carpets, maintenance of fire extinguishers and alarms, flag display and care, stain removal (chart given), care of cleaning equipment, and a summer work schedule of general duties and cleaning tasks. (JH)