by Dr. J. C. Eccles ...[et al.]. by Dr. T. F. Gallagher ...[et al.]. by Dr. A. R. Todd ...[et al.]. by D. W. Appwel ...[et al.]. by David T. Jones ...[et al.]. by Dr. Alvin M. Weinberg...[et al.]. by Dr. William J. Riffe ...[et al.]. by Ir. J. C. Arkenbout Schokker ...[et al.]. by David R. Koeppen ...[et al.]. edited by J. C. Ayres ...[et al.].