National aeronautical R&D and production organization, established 1957 having previously been FMA (1927), IA (1943) and IAM (1953). Major projects IA 35 Huanquero twin, IA 38 flying wing, IA 45 Querandi light transport, IA 46 Ranquel light ag/utility, IA 50 Guarani twin-turboprop and IA 53 ag-aircraft. Cordoba establishment again named FMA 1968.