- CollectieYJ - Howard Jackson Collection
- Reeks1 - Album1(Klad)
- BestanddeelYJ0028 - The Saskatchewan Rebellion (1885) as it affected Yorkton
- StukA - Page 1 of The Saskatchewan Rebellion (1885) as it affected Yorkton
- StukB - Page 2 of The Saskatchewan Rebellion (1885) as it affected Yorkton
- StukC - Page 3 of The Saskatchewan Rebellion (1885) as it affected Yorkton
- StukD - Page 4 of The Saskatchewan Rebellion (1885) as it affected Yorkton