Fourth edition, revised. Foreword by David F. Spink. 440pp, coloured frontis, folding coloured medal ribbon chart, b&w illustrations. Green cloth with dustwrapper. The cloth and the inside of the wrapper have a horizontal tape stain from an old covering, the wrapper now in a new protective sleeve; the edges slightly soiled, otherwise a very good clean copy. Owner's small name label on front paste-down. .