- JeffreysB/J/J43-J207/J47-J51
- File
- 1963–1989
Part of Papers of Bertha Jeffreys
Much of the correspondence is with Sir Harold. Includes scientific correspondence, comments on drafts, personal news. Bolt was Professor of Earth and Planetary Science at the University of California, Berkeley and Director of the Berkeley Seismological Stations 1963-1991.