SAA, Stadsarchief Amsterdam, NA 381/114, Nots: N. Jacobsz. Contract (Commercial credit, Power of attorney, Loan) of Lucas van de Venne, Francisco Pereira, Leonard de Beer
SAA, Stadsarchief Amsterdam, NA 381/114, Nots: N. Jacobsz. Contract (Commercial credit, Power of attorney, Loan) of Lucas van de Venne, Francisco Pereira, Leonard de Beer