Official Publications Received

Abstract

BRITISH. Air Ministry: Aeronautical Research Committee: Reports and Memoranda. No. 1362 (E. 44—I.C.E. 782): Detonation, Mineral Lubricating Oils and Blended Fuels. By R. O. King and Dr. H. Moss. Pp. 11+7 plates. 9d. net. No. 1367 (Ae. 494—T. 3022): Longitudinal Control and Stability when Stalled. By B. T. Jones and R. P. Alston. Pp. 8+11 plates. 9d.net. No. 1366 (Ae. 493—T. 3021): Drag and Heat Dissipation of Three Radiator Systems. By E. T. Jones. Pp. 14+9 plates. 1s. net. No. 1368 (Ae. 495—T. 3049): Flow of Air adjacent to the Surface of a Rotating Cylinder in a Stream. By E. G. Richardson. Pp. 12+12 plates. 1s. net. No. 1359 (Ae. 490—T. 3017): Heat Transmission between Surfaces and Fluids flowing over Them. (1) The Case of Two-Dimensional Flow. By W. F. Cope. Pp. 8+2 plates. 6d. net. No. 1365 (E. 45—I.C.E. 787): The Limits of Compression Ratio in Diesel Engines. By D. E. Pye. Pp. 9+3 plates. 9d. net. No. 1378 (Ae. 500—T. 3037): Eddies behind a Circular Cylinder. By Dr. A. Thorn. Pp. 8+4 plates, 6d. net. No. 1370 (Ae. 497—T. 2961): Drag of Circular Cylinders and Spheres. By A. Fage. Pp. 6+2 plates, 6d. net. (London: H.M. Stationery Office.)