1.   Title: "Harvesting, near Edmonton, Alta., Canada"
Institution: University of Saskatchewan Libraries Special Collections
Fonds/Collection: Canadiana Pamphlets Collection
2.   Title: "Reaping - Indian Head, Assiniboia, on Canadian Pacific Railway"
Institution: University of Saskatchewan Libraries Special Collections
Fonds/Collection: Canadiana Pamphlets Collection
3.   Title: Thrashing Rice
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds
4.   Title: Woman Harvesting
Institution: University of Saskatchewan Archives
Fonds/Collection: Hans Gruen fonds