edited by G.G. Birch and K.J. Parker. edited by G. G. Birch and K. J. Parker. edited by G.G. Birch, N. Blakebrough and K.J. Parker. edited by G.G.Gibson & R. Walker. edited by G. Ganetsos, P.E. Barker. edited by G.K. Hunter & C.J. Rawson. edited by C.R. Brundle and A.D. Baker. edited by G. G. Birch, K. J. Parker and J. T. Worgan. edited by Charles W. Parker. edited by G.G. Birch.