By Brigham, John C.
By Mackintosh, John P., Drucker, H, H. M.
By Smith, Graham
By Battin, Margaret Pabst
By Floyd, Thomas L.
By Ferrier, J.L.
By Lindert
By Ledermann, Walter
By Gilbert, Alan D.
By Holmes, Geoffrey, Sugden, Alan
By Durrant, D, Carlson, G, Yao, Paul
By Boylestad, Robert L., Nashelsky, Louis
By Cannon, Don L.
By Bird, John O., May, A. J. C.
By Van Vlack
By Grover, Julie
By Tortora, Gerard J.
By Abrahamson
By Abrahamson, Robert-Louis, et al
By Jordan, A. M.
By Milburn, J.A.
By Paisey, Alan
By Bradbury, Malcolm
By Wykes, David
By Smith, Robert Leo
By Mackay, R., Barkman, Bruce, Jordan, R. R
By Beards, P.H.
By Pennington, Donald