Joseph John Thomson (1856-1940)
- JeffreysB/H/H1-H108/H93a
- File
- 1997–2000
Part of Papers of Bertha Jeffreys
Includes '...reminiscences of Bertha Swirles who married Harold Jeffreys in 1940' for Centenary celebrations (of his discovery of the electron) 1997, and photograph of Jeffreys from the occasion.