Applied Acoustics, Vol. 53, No. 4, pp. 371-372, 1998 © 1997 Elsevier Science Ltd. All rights reserved Printed in Great Britain ELSEVIER Contents of Volume 53 Numbers 1-3 1 High Speed Sound Sources Localization using Bilinear Time-frequency Transformation F. POISSON, J. C. VALIERE & P. HERZOG (France) 13 Sound Transmission through Double-leaf Corrugated Panel Constructions C. E. NG & H. ZHENG (Hong Kong) 35 The Scattering of an Acoustic Wave Incident on the Rigid Floating Body C.N. WANG & C. C. TSE (Taiwan) 49 A Study of 2D and 3D Barrier Insertion Loss using Improved Diffraction Based Methods A. MURADALI & K. R. FYFE (Canada) 77 An Experimental and Theoretical Study of Propagation of Acoustic Pulses in a Strongly Refracting Atmosphere L. R. HOLE (Norway) Use of Schroeder-phased Waveform to Investigate Convergence and Tracking of the LMS Algorithm in Active Sound Control A. B. WRIGHT & K. C. CRAIG (USA) Theory and Applications of Quarter-wave Resonators: A Prelude to Their Use for Attenuating Noise Entering Buildings Through Ventilation Openings C. D. FIELD & F. R. FRICKE (Australia) Attenuation of Outdoor Noise Due to Air Absorption and Ground Effect R. MAKAREWICZ (Japan) Prediction of the Break-out Noise of the Cylindrical Sandwich Plate Muffler Shells M. L. MUNJAL (India) Sound Insulation Improvement using Honeycomb Sandwich Panels H. WEN-CHAO & N. CHUNG-FAI (Hong Kong) Inteliigibility in Various Rooms: Comparing Its Assessment by (RA)STI Measurement with a Direct Measurement Procedure A. TISSEYRE, A. MOULINIER & Y. ROUARD (France) On the Application of Active Noise Control in an Open End Rectangular Duct with and without Flow S. K. TANG & J. S. F. CHENG (Hong Kong) Statistical Analysis of Sound and Vibration Signals for Monitoring Rolling Element Bearing Condition R. B. W. HENG & M. J. M. NOR (UK) Book Reviews Press Release Calendar 372 Contents of Volume 53 Number 4 245 A Social Survey on the Effects of Environmental Noise on the Residents of Pamplona, Spain ; M. ARANA & A. GARCIA (Spain) Noise Barriers with Reactive Surfaces K. FUJIWARA (Japan), D. C.H OTHERSALL (UK) & C. KIM (Japan) In-plane Wave Propagation in Buildings R. J. M. CRAIK (UK) On the Use of a Vertical Microphone Board to Improve Low Signal-to-Noise Ratios During Outdoor Measurements O. FEGEANT (Sweden) Vibration of Loudspeaker Cones Using the Dynamic Stiffness Method M. PETYT & P. N. GELAT (UK) Measurement and Analysis of Sound Levels from a RASS Site near Barrow, Alaska R. RASPET, J. R. GREGORY, B. D. ZAK, H. W. CHURCH & L. YELLOWHORSE (USA) A Study of Methods of Characterising the Effects of Internal Noise Sources on Submarine Flank Arrays Y. GARGOURI, V. NAUTET, P. R. WAGSTAFF & C. GIANGRECO (France) Calendar Contents of Volume 53