with an introduction and notes by H. G. Earnshaw with an introduction and notes by A. C. Ward with an introduction and notes by M. I. Finley. with an introduction and notes by Petr Barta with an introduction and notes by Petr Barta. with an introduction and notes by R. G. A. Dolby. with an introduction and notes by Roger Cardinal. with an introduction and notes by Dr Jane Thomas with an introduction and notes by John H. Timmerman with an introduction and notes by Henry Claridge.