Compilers A.L. Andrews [and others] compiled by G.F. Alexandrov [and others.] Compiled by W. B. Adam [and others] compiled by John A. Gibson [and others] Contributors: C. M. Drew [and others] Compiled by Mattai Haltod [and others] Contributors: L. H. Adams [and others] Edited by A. R. Rees [and others] Edited by J. C. Ayres [and others] by D.E. Daney [and others]