ed. by D. P. O'Brien an John R. Presley ed. by John P. Lea and John M. Courtney ed. by Gary R. Orren and Nelson W. Polsby ed. by D. W. Urwin and W. E. Paterson ed. by Charles F. Doran and John H. Sigler ed. by F. P. Wilson and Bonamy Dobree ed. by Paul Dukes and John Dunkley ed. by Liisa L. North and John D. Cameron ed. by D. Klingman and J.M. Mulvey ed. by D. W. Pearce, J. Rose