Book excerpt: Sir Herbert Read'S Introduction To The Understanding Of Art Has Influenced The Taste Of Several Generations. It Provides A Basis For The Appreciation Of Pictures, Sculpture And Art-Objects Of All Periods By Defining The Elements That Went Into Their Making. In Compact And Elegant Form The Book Gives An Illustrated Survey Of The Subject From Cave Paintings To The Canvases Of Jackson Pollock, And Summarizes The Essence Of Schools, Genres And Movements In The History Of Art.