Glendale, CA: Pretorius Improve-Your-Health-System, C. 1942, small 8vo (6 inches tall), 47 pp, 6 pp. ads, a few illustrations. Very good. RARE, with no copies in OCLC. The author, from South Africa, was then a well known lecturer on health, beauty and nutrition, and supplemented his books and lectures with films. Very Good.