Title from home page (viewed 16 July 2008)
Electronic reproduction of original documents held in: Beinecke Rare Book and Manuscript Library; Yale University; Blair Castle; British Library; Brotherton Library, University of Leeds; Cambridge University Library; Doncaster Archives; Edinburgh University Library; Folger Shakespeare Library; Harry Ransom Center, University of Texas at Austin; Hertfordshire Archives and Local Studies; National Library of Scotland; National Library of Wales; Trinity College, Cambridge; Wigan Heritage Service.