 He developed an interest in drawing at the age of seventeen, subsequently studying painting at the Academy of Painting of Valero Lecha in San Salvador from 1942 to 1946.From 1942 onward, Canjura's work was exhibited throughout El Salvador, and later also in Guatemala.In 1948 he embarked on study in Mexico City; there, he was strongly influenced by Diego Rivera, then at the height of his fame.