1. Hackett, J., Conservation Department, Victoria and Albert Museum, London, personal communication (July 2008).
2. Saretzky, G. ‘Announcement of a meeting on 20th Feb 2007 ‘Innovative Paper Conservation at the Conservation Center for Art and Historic Artifacts: Treatment of Iron Gall Ink Manuscripts’, Soyeon Choi and Glen Ruzicka, Conservation Center for Art and Historic Artifacts, Philadelphia’. http://171.64.128.118/byform/mailing-lists/cdl/2007/0146.html (accessed 10 July 2007).