Smithtown, NY: Exposition Press, 1980. Hardcover. x, 349p., Originally published in 1958 under the title "The National Association for the Advancement of Colored People; a case study in pressure groups." with a foreword by Ulysses S. Donaldson, this stated "Second edition, Revised" from 1980 has review ephemera laid in, very good in dj.
This edition contains of one-page foreword by Dick Gregory. African American author.