The new cross-country ski book

"1973; Soft Cover; Very Good; 148 pages, well illustrated, diagrams, pictorial wrappers. From the publisher: In 1964 John Caldwell started the North American boom in this happiest and most versatile of environmental snow sports with his classic The Cross-Country Ski Book, the first book devoted entirely to the subject. Since then it has been completely rewritten and newly illustrated, and now comes the fourth edition, with three extra chapters - for new tourskiers, on the one-day tour, and updating equipment. Among his credentials: 'over 30 years of taking off on X-C skis right from my own back door'; U.S. Team coach 1965 through 1972; a director of the National Hiking and Ski Touring Association; examiner for the Association of Certified Professional Ski Instructors (CPSI); a trustee of the U.S. Ski Education Foundation."