The material consists of correspondence from A.L. Hirst to Edward Appleton, dated 1961, consisting of a comment on a manuscript by Appleton; correspondence from W.V.D. Hodge to Appleton, dated 1958; correspondence from J. Hollingworth to Appleton, dated 1929; and correspondence from A. Holmes to Appleton, dated 1956, containing information for Appleton's Reith Lectures.

Includes letters and reports, covering subjects such as courses, students, research grants and appointments. Those present at meetings included Sir Edmund Langley Hirst, Ronald Nathan Arnold, Michael Meredith Swann, Hermann Brück and Kenneth George Denbigh.

Includes letters and reports, covering subjects such as courses, students, research grants and appointments. Those present at meetings included Michael Meredith Swann, Sir Edmund Langley Hirst, Tom L Cottrell, Hermann Brück, Charlotte Auerbach and W Ewart J Farvis,

Includes letters and reports, covering subjects such as courses, students, research grants and appointments. Those present at meetings included Frederick Henry Stewart, Sir Edmund Langley Hirst, Charlotte Auerbach, Tom L Cottrell, Hermann Brück and W Ewart J Farvis.

Includes letters and reports, covering subjects such as courses, students, research grants and appointments. Those present at meetings included Sir Edmund Langley Hirst, Frederick Henry Stewart, Martin Rivers Pollock, Charles Kemball, William Hayes, Hermann Brück, W Ewart J Farvis and Conrad Hal Waddington.