The surgical treatment of chronic suppuration of the middle ear and mastoid. By Seymour Oppenheimer, M. D., new york, otologist and laryngologist to gouverneur hospital and mount sinai hospital dispensary; fellow of the american laryngological, rhinological and otological society, etc. one octavo volume, 425 pp. illustrated by 45 half‐tone plates, containing 64 figures and 27 key plates, all engraved from original drawings, prepared from special dissections under the supervision of the author. publisher, p. blakiston's son & co., 1012 walnut st., philadelphia, 1906. price, cloth, $6.00; Half‐Morocco, $7.00, net.