by H. N. Hutchinson...[et al] by H. N. Hutchinson...[et al H. N. Hutchinson...[et al] H. N. Hutchinson...[et al Mathew Aitchison...[et al.] Mathew Aitchison...[et al. Tony Atkinson...[et al.] by Chris Phillipson...[et al.] by Erle Wilson...[et al.] by John Catron...[et al]