Referência documental:
SAA, Stadsarchief Amsterdam, NA 379/633, Nots: J. & N. Jacobs. Contract (Power of attorney) of Albert Schuijt, Henrick Thibaut, Manuel Carvalho, Duarte Esteves, Gaspar Luis, Esteves da Costa, Christovao Braz, Johan van Tongeren, Samuel van Peenen