Background
LEIGHTON, Tomás Rafael was born on September 15, 1894 in Valparaíso, Chile.
LEIGHTON, Tomás Rafael was born on September 15, 1894 in Valparaíso, Chile.
Educated Institute Nacional, Liceo de Valparaiso. C. E., University de Chile, 1919, mining engineer, 1921.
Engineer, 1921; professor., school of engineering, University de Chile, director in 1931. Founder and counsellor, Caja de Crédito Minero.
Member Institute de Ingenieros (Peru, Chile), Institute de Ingenieros de Minas, Society Nacional de Minería, American Institute Mining Engineers.