From 1931 to 1956, the Griaule studied the Dogon in field missions ranging from several days to two months in 1931,1935,1937 and 1938 Ciarcia, Gaetano Dogons et Dogon.
The Griaule studied the Dogon in field missions. This was 1935,1937 and 1938 Ciarcia, Gaetano Dogons et Dogon. This was from 1931 to 1956. These field missions were ranging from several days to two months in 1931.