The following is a list of the archival sources used, separated by archive.
The British Library holds an assortment of literature published by British computer companies, ranging from programming manuals to in-house magazines published for and by employees of each company.
The London Metropolitan Archives hold the Lyons Teashops Newsletter, which contained information collected for and by employees.
The Modern Records Center holds a variety of trade union related records, including documents and publications from the Women’s Trade Union Congress.
The National Archives of the UK provided the lion’s share of material for this history, including internal government documents, records pertaining to ICL, and employment records. Individual files consulted at the National Archives are too numerous to list. The following is a list of the file series used, followed by a list of specific files referenced in the notes.
The UK National Archive for the history of computing contains reports, brochures, and ephemera from several major British computer companies.
The Vickers Archive contains files on the Powers-Samas company, which was a subsidiary of the major British defense contractor Vickers Ltd.
The Women’s Library, located at London Metropolitan University when this research was carried out (and now located at the London School of Economics), provided records of the equal pay campaign as well as records of women civil servants and women’s clerical unions.
These include interviews conducted by the author as well as interviews conducted by other historians.