Source images IDS 12786 AAWO, AB, D. 7, f. 91r (t.p.), f. 91r tp (German rough draft autograph)
Facsimile of the source from the collection of Archiwum Archidiecezji Warmińskiej, AB, D. 7, f. 91r (t.p.) unavailable due to the lack of permission of the copyright holder.