| Description | Contains log of results (event by event) of scatterings of alpha-particles in cloud chamber gases. List of 'photos to be re-examined or of special interest', 'of photos cut out by Lees'.
Entries and calculations in both Blackett's and Lees's hand.
All of the entries that are dated are for April 1929, with the exception of the last which is a brief note 'July 15 1931. All Argon Films looked thro: for A coil'. |