1. Prof. Emeritus Civ. and Envir. Engrg., Stanford Univ., Berkeley, CA 94708. E-mail: pteicholz@msn.com
2. PhD, Asst. Prof., 151C Raymond Bldg., Dept. of Civ. Engrg., Univ. of Kentucky, Lexington, KY 40506-0281.
3. Assoc. Prof., Dept. of Civ. Engrg., ECJ 5.200, The Univ. of Texas at Austin, Austin, TX 78712-1076.