edited by Roy D. Gaul ...[et al.]. edited by R. D. Gaul ...[et al.]. edited by Max W. Ball ...[et al.]. edited by J. E. Gill ...[et al.]. edited by Roy L. Whistler ...[et al.]. edited by D. D. Eley ...[et al.]. edited by James E. Gill ...[et al.]. edited by Judy D. Wall [et al.]. edited by R. Daudel ...[et al.]. edited by R. H. Gallagher ...[et al.].