edited by P. Popper, assistant editors, A. C. Airey ... [et al.]. edited by M. A. Seaton ; assistant editos, A. Ender ...[et al.]. edited by E. M. Kirkpatrick ; assistant editors, C. M. Schwarz ... [et al.]. edited by S. Broydo, C.M. Osburn ; assistant editors, J.M. Andrews ... [et al.]. edited by H. Chung ; contributing editors, H. D. Fisher ...[et al.]. edited by J. Szabo, assistant editors, Zs. Gaspar, T. Tarnai. edited by Arthur Greenberg ; associate editors, Alfred K. Cheung ... [et al.]. edited by Yoh-han Pao ; contributors, P. C. Claspy ... [et al.]. edited by Leo M.L. Nollet ; [associate editors, Terri Boylston ... [et al.]]. edited by Siwert Nilsson ; authors, A. Kaarik ... [et al.].