- Collection2009.21 - Thomas Crosby Mission Ship Photograph Collection
- Item2009.21.1 - Thomas Crosby III Mission Ship group photo in Port Essington, BC
- Item2009.21.2 - Dr. Armstrong standing with summer relief doctor
- Item2009.21.3 - Dr. Perry and family at Port Essington Hospital
- Item2009.21.4 - Hospital and Church at Port Essington
- Item2009.21.5 - Dr. Armstrong and Nurse Hall leaving a fish cannery
- Item2009.21.6 - Port Simpson nurses and school teachers visit to local light house
- Item2009.21.7 - Dr. Perry and Port Essington hospital staff
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