1.   Title: Japanese park scene
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
2.   Title: Japnese note card
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
3.   Title: "St. Henry Flying Towards Saskatoon. Aviation Meet, May 16-17-18."
Institution: Saskatoon Public Library Local History Room
Fonds/Collection: General Photographs Collection