Third edition, 2nd printing (a new and enlarged edition). xxviii, 488pp, plus 8pp of plate illustrations. Brown cloth-covered boards with gilt lettering front and spine. 8vo. Cloth a little rounded on corners on spine ends. Upper text block edge darkly spotted remaining edges spotted. Internally neat, clean, bright and tight. In its original worn and torn dust wrapper, with minor loss around upper leading corner and spine head, lightly browned with a hint of spotting.