The following copy photographs are held by Wellcome Images:
Letter from P. Johnstone-Saint to Stevens forwarding Wellcome's thanks for the Christmas card, 8 January 1935, L0060842
Letter from Wellcome to Stevens thanking him for some documents, 23 November 1933, L0060843
Letter from Violet Vanbrough Boucher to Wellcome concerning her late step father Stevens, and his funeral, 4 February 1935, L0060844-47
Christmas card from Stevens to Wellcome, December 1934, L0060848-9
Page with typed information on the schedule for the funeral of Stevens, 29 January 1935, L0060850
Letter from Dr. A. Clifford Morson to Wellcome informing him that Stevens died of cancer of the bladder the previous night, 25 January 1935, L0060851
Postacard from Stevens to Wellcome telling him he is in the London Clinic and Nursing Home, 17 January 1935, L0060852-3
Postcard from Stevens to Wellcome letting him know he is in London for a few days, 9 November 1933, L0060854-5