Second Edition, by Frederick J. Wright, M.A., M.D. Cantab., F.R.C.P. Lond., D.T.M.&H. Eng., Senior Lecturer in Diseases of Tropical Climates, University of Edinburgh, and James P. Baird, M.D., F.R.C.P. Edin., F.R.C.P. Lond., Colonel, late R.A.M.C., Professor of Military Medicine of the Royal Army Medical College and the Royal College of Physicians, London. viii + 176 pages, paperbound. E. & S. Livingstone Ltd., Edinburgh and London. 1967. $5.25