Additional materials added to the bequest by Harding's executor:
- Black and white promotional photographs of Harding, and portraits in costume, c.1940s-1990s
- Photocopy of an article from Answers, 1951, mentioning Harding’s role in Mrs Dale’s Diary, a BBC Radio series.
- Two professional CVs, c.1970s-90s.
- Copy of a short biography of Harding, writer and date unknown.