File containing notes by Edward Appleton, 1938 and no date

File containing notes by Edward Appleton. The material consists of 'Magnetic Storms and Magnetic Activity', 1 page note, no date which refers to Tromsö; 'Remarks on Dr. Chapman 's note on radio fade-outs and the associated magnetic disturbances', a note which was published in the Journal of Geophysical Research, vol. 43, 1938; 'The Relation between Magnetic and Ionospheric Storms', a 2 page note, no date and written on wartime paper; and miscellaneous shorter notes and drafts.