Edited by B. G. Linsen; co-editors; J. M. H. Fortuin [and others] Edited by H. A. Watson. Contributors: M. R. Barber [and others] edited by P. T. Landsberg. Contributors: D. A. Evans [and others] Edited by J. F. Golding; with contributions by N. R. Bell [and others] edited by Francis S. Johnson. Contributors: A. J. Dessler [and others] Editor: R. F. Bunshah. Authors: A. L. Austin [and others] Edited by K. W. Bentley. Authors: K. Biemann [and others] edited by David F. Boltz. Co-authors: C. E. Berry [and others] Edited by J. W. Phillis. With contributions by N.F. Clinch [and others] Edited by Shirley A. Johnson. Contributors: Louis M. Aledort [and others]