The Society holds an extensive catalog of Williams’ writings (both published and unpublished), as well as a collection of papers relating to his life and work.
- Books (28 October, 2013) Including books by Williams and books about him.
- Catalog of Papers (22 October, 2013)
- An Index to our classification system (22 October, 2013)
- Index of senders to Alice Mary Hadfield, CW biographer