| Description | Numerous tabular summaries of data, with accompanying graphs and calculations, titled 'Hydrogen, Unequal Errors', 'Hydrogen Equal Errors', 'Fast Hydrogen Collision', 'Error Distribution of measured masses, alpha-particle-hydrogen', 'O & N collisions'.
Some of the results are entered on specially prepared forms, others are written on the verso of examination scripts. not all are in Blackett's hand. Many bear the notation 'Check' or 'remeasure'. |