1.   Title: A display of the champion of wrestlers on the ring.
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
2.   Title: Archer
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
3.   Title: Archer
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
4.   Title: Sumo wrestler
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
5.   Title: Sumo wrestlers
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds