"Archief der Secretarie van de stad Leiden (Stadsbestuur (SA I)), nummer toegang 0501, inv. no. 601 (Rekeningen van de Tresoriers 1520-1521), folio 57"
"The burgomasters of Leiden have decreed that the King of Denmark will be accompanied on his trip to Haarlem by 4 wagons, 30 militiamen and 2 drummers. The payment is for all of this, including food and drink consumed during this trip and the rent of the wagons £29, 2 stuvers and 3 denieren."