%0 Book Section %B Hertfordshire in History: Papers Presented to Lionel Munby %D 1991 %T Mediaeval and Tudor Music and Musicians in Hertfordshire: The Graffiti Evidence %A Jones-Barker, Doris %E Jones-Barker, Doris %B Hertfordshire in History: Papers Presented to Lionel Munby %I Hertfordshire Local History Council %C Hertford %P 22–45 %G eng