Referencia documental:
SAA, Stadsarchief Amsterdam, NA 639/142- 143, Nots: S. Cornelisz. Contract (Statement, Power of attorney) of Simao Drago, Gabriel do Vale, Antonio Ferreira Gomes, Balthasar da Fonseca Gomes, Manuel da Fonseca Gomes, Fernandes Dias da Fonseca, Miguel Rodrigues Mendes, Belchior Rodrigues Ribeiro