Referência documental:
SAA, Stadsarchief Amsterdam, NA 209/7v, Nots: J. Meerhout. Contract (Statement, Power of attorney) of Maritgen Cornelis, Pieter Fransz, Jan Jansz Corver, Cornelis Snellinck, Jan Munter, Salomon Voerknecht, Louis del Beeck, Nicolas du Gardin, Ximenes