Original: Tempestad sobre el Aconcagua, novel about his expedition in the Argentinian massif of the Aconcagua, originally written in Spanish, Buenos Aires: Ediciones Peuser, 1944, 274 pages.
Simplified: Storm on Aconcagua, a novel about Aconcagua, written in Spanish, Buenos Aires: Ediciones Peuser, 1944, 274 pages.