Highly specialized, but completely desirable in that field, as there is nothing else that covers the needs so thoroughly. Goes into psychology and purpose of pictorial statistics, the hows and whys and whens, the mechanical details, the question of what to include and why, the use of color and Ben Day, and so on. Fully illustrated to demonstrate points clearly presented. Designed for business houses, statisticians, advertising agencies, etc., etc.-anywhere pictorial statistics are useful. Should be required reading for anyone planning inclusion of charts and diagrams to make his points in a book or article. Public libraries -- business libraries.