edited by L. L. Hench and D. B. Dove. edited by M. J. Blackie and J. B. Dent. edited by L.L. Hench. edited by L. M. Delves and J. Walsh. edited by D. J. Greenland and M. H. B. Hayes. edited by J. H. L. Henson and A. Whelan. edited by B. L. H. Wilson. edited by L. B. Sand and F. A. Mumpton. edited by D. L. Colton and R. P. Gilbert. edited by J. W. S. Hearle and L. W. C. Miles.