1. Civ. Engrg. Dept., Univ. of Illinois, Urbana, Ill.; formerly, Asst. Prof., School of Engrg., Univ. of Havana and principal designer of the structures of the new campus of the Univ. of Havana, Havana, Cuba.
2. Prof. of Civ. Engrg., Univ. of Illinois, Urbana, Ill.