Source images IDS 12602 AAWO, AB, D. 7, f. 18v (t.p., c.p. 2), f. 18v cp2 (German rough draft autograph)
Facsimile of the source from the collection of Archiwum Archidiecezji Warmińskiej, AB, D. 7, f. 18v (t.p., c.p. 2) unavailable due to the lack of permission of the copyright holder.