Correspondents include Davis M. Egle, Claude M. Summers, Ken Rose, Ulrich Haupt, Gerald Corning, L.L. Gore, William P. Rodden, Joyce L. Kennedy, ASTM, J.H. Westbrook, Emilio Q. Daddario, Federal Aviation Administration Office of Chief Counsel, Virginia L. McCullough, Raymond A. Gorski, James L. Thomas, Wally T. Fowler, R.G. Button, William I. Marble, Larry K. Loftin, Jr., D. Hearth, J.C. Fletcher, Walter D. Pilkey, Thomas Lewin, L. Burmeister.