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J. M. Roberts
Penelope J. E. Davies
R. W. und E B. Roberts Cordier
Alan and John Roberts Raven

See also:

Davies, Penelope J. E./ Denny, Walter B./ Hofrichter, Frima Fox/ Jacobs, Joseph F./ Roberts, Ann M.
Davies, Penelope J.E.; Denny, Walter B.; Hofrichter, Frima Fox; Jacobs, Joseph F.; Roberts, Ann M.;
S.Woodburn Kirby,C. T. Addis,J. F. Meiklejohn,M. R. Roberts