Physical description
List - 8 quarto ruled sheets, hand written, titled "X Series of Drawings", listing in an alphabetical order of drawings, drawing number, date, size and title of the various information drawings as a supplement to the R drawings. Includes maps, site drawings, depots and proposals or concepts for tramcars
Keith notes that it was commenced in June 1953. List includes drawings up to 1987.
Sheets numbered 101 to 108