His first film was De nuestras pampas .
As the brother of director Julio Irigoyen , Roberto began a career in cinematography in 1923 working chiefly in the major films produced by his brother .
Roberto 's first film was De nuestras pampas .
As the brother of director Julio Irigoyen , Roberto began a career in cinematography in 1923 working chiefly in the major films produced by his brother .