On 6 December 1334 Archbishop Walram issued the foundation charter of Cologne Charterhouse: We, Walram, by the grace of God Archbishop of the holy church in Cologne and Arch-chancellor of the Holy Empire for Italy, do make known to all men who read these presents that we, for the salvation of our soul and for the sake of the especial favour with which we look upon the Carthusian order, have made the following ordinance, so that this order might grow in our diocese and that the memory of us should endure within this order, namely: for the building of the monastic church and of a monastery of this order in our city of Cologne we grant hereby to the Prior [...] the income of 100 malter of wheat annually... Given in Cologne on St. Nicholas the Bishop's Day in the year 1334.