 The museum also holds the archive of the Royal Welch Fusiliers; battalions were stationed in Wrexham during the First World War.The collection is notable for containing original documents in the handwriting of Siegfried Sassoon, Robert Graves, J. C. Dunn and other notable members of the RWF, as well as official records.Wrexham County Borough Council is made up of 52 Councillors, with one then appointed to serve as Mayor for a year.