by F. Twyman ...[et al.]. by Bob Heyman ... [et al.]. by J. Mardon ...[et al.]. by F. E. Simon ...[et al.]. by H. T. Chapman ...[et al.]. by M. Plotkin ...[et al.]. by D. Boon ...[et al.]. by R. M. Dayton ...[et al.]. by Loschmann ...[et al.]. by D.G. Ackerman ... [et al.].