Designed as a basic reference source for vocational counselors and manpower planners, this handbook includes job descriptions and employment outlook information for white-collar, blue-collar, and service occupations. Updated to include 26 new occupational and industry outlook statements, information in the handbook is based on data received from industry officials, labor organizations, trade associations, professional societies, government agencies, and other organizations. Specific information included for each occupational group deals with the nature of work involved, places of employment, qualifications, employment outlook, earnings, and working conditions. Sources of additional information are also suggested. (JS)