Background
MATAMOROS LORÍA, Juan was born on May 9, 1888 in San José, Costa Rica.
MATAMOROS LORÍA, Juan was born on May 9, 1888 in San José, Costa Rica.
Educated Mt. Pleasant Military Academy (Ossining-on-Hudson, United States of America), De la Salle Institute (New York), Louisiana State University, Massachusetts Institute of Technology (1908-1910), Lehigh University (Bethlehem, Pa., 1911-1913). Civil Engineer.
Assistant to the president, Abangarez Gold Fields, Costa Rica. Manager, C.R. Union Mining Company, La Unión. Consulting engineer to government, 1927-1931.
Public roads administration, foreign service, 1935-1942. Liaison officer, Ralph E. Mills Company (building Pan American Highway in Costa Rica), since 1942.