The second leg of an Intercontinental Cup, Copa Libertadores matches , qualifiers and one match in the 1954 World Cup. Esteban Marino Camel appeared on the FIFA lists in 1951. Marino was a FIFA referee for 18 years until the end of season 1968-1969.
As a World Cup linesman he got one match in 1950 World Cup and three matches in 1962. See this match