Originally known as B/Y, now classified as E20A. Contains ordinances of the city's craft guilds, descriptions of the city boundaries, amounts collected from parishes towards the Fifteenth and Tenth, deeds, leases of city property and many other items relating to civic administration and the trade and life of York from the fourteenth to the sixteenth centuries. Deeds are calendared and all other Latin entries are translated. Entries in English are transcribed literally. See also volumes 120, 125. Civic admin, life and trade of York.