https://www.familysearch.org/ark:/61903/3:1:3Q9M-CS2B-YS5X-D?cat=14452
https://books.google.nl/books?id=HkFJAAAAcAAJ&pg=RA24-PP5&dq=%22laurens+veer%22&hl=nl&sa=X&ved=2ahUKEwj63Ki9wrL7AhXDgf0HHaD1BmMQ6AF6BAgCEAI#v=onepage&q=%22laurens%20veer%22&f=false
https://resolver.kb.nl/resolve?urn=MMSFUBA02:000013741:00400
https://erfgoedcentrumzutphen.nl/onderzoeken/archieven/scans/NL-ZuRAZ-0010/1.1.2.4.1.1.65/start/150/limit/10/highlight/2