| Description | Entries begin on 2 October (1925) and continue to 27 August (1926), with one additional entry for 17 January (/19270. Record of experiments with automatic cloud chamber and mechanical oscillograph: lists of photographs with measurements and descriptions of results, sketches of apparatus and modifications.
Various notes titled 'Illumination data', 'Vibration of Piston', 'Degree of approximation', 'Period of Vibration of Piston', Possible remedies' (all recorded in October).
Some notes on the literature. Many calculations.
Not all entries are in Blackett's hand. |