 Heitor later constructed Cathedral of St. Peter of Alcantara, Sion College Notre Dame Chapel in Rio in 1940 and the Throne of Fatima in Petrópolis in 1947.He was member of the Engineering club, National Confederation of catholic workers (president) and Brazilian press association.He was the son of Dr. Jose da Silva Costa and Eleia Guimaraes da Silva Costa of Portugal.