Research notes including figures and graphs. 2 volumes. 1 volume contains loose papers, including a letter to Helen Megaw from the Institute of Metals, 22 February 1945, informing her that H D Megaw and A R Stokes, 'Breadths of X-Ray Diffraction Lines and Mechanical Properties of some Cold-Worked Metals' has been accepted for publication in the Institute's journal; also copy of H D Megaw, H Lipson and A R Stokes, 'Self-Recovery in Metals', from 'Nature', 29 July 1944.