edit by E. M. Kirkpatrick and C. M. Schwarz edited by E. M. Kirkpatrick and C. M. Schwarz compiled by E. M. Kirkpatrick and C. M. Schwarz edited by E. M. Kirkpatrick, C. M. Schwarz edit by E.M.Kirkpatrick, C.M.Schwarz edited by C.H.Kirkpatrick and F.I.Nixson edit by C. M. Schwarz and M. A. Seaton edit by E. M. Kirkpatrick