by Arthur C. Clarke,...[et al. by Arthur C. Clarke,...[et al.] by Homer A. Watt,...[et al. by G. L. Bach,...[et al. by Kenneth H. Marks ... [et al. by Adrian L. Hull,...[et al. Arthur Starling ... [et al. H. J. Barre,...[et al. Phillip Clarke ... [et al. Sister M. Maurice,...[et al.