1. Prof. of Civ. Engrg., Kansas State Univ., Manhattan, Kan.
2. Texas Utility Generating Co., Mt. Pleasant, Tex.; formerly, Grad. Research Asst., Civ. Engrg. Dept., Kansas State Univ., Manhattan, Kan.
3. Assoc. Prof. of Civ. Engrg., Kansas State Univ., Manhattan, Kan.