edited by D. M. R. Taplin. Edited by A. H. Chaplin. edited by B. O. Seraphin. edited by Brian R. Pamplin. edited by J. L. Franklin. edited by J. W. Mullin. edited by M. B. Huglin. edited by Nancy A. Marlin. edited by V. K. Jain. edited by Allen I. Laskin.