A programming book relating to courses attended by Vivienne Tappin as part of training received on computer equipment. There is an accompanying loose page which shows a company diagram of a 534 Tabulator. There is also a loose card. The book itself was compiled by Vivienne Tappin during training courses relating to various sorter, collector, and tabulator machines, all of which were manufactured by De La Rue Bull during the 1960s. It contains Vivienne’s notes on the training, most of which are handwritten, including an alphabetical index of terms relevant to computer programming. The book also contains various charts, some of which have also been hand finished to complete problems.