1. 1985. Book and Paper Group Annual 89–93. Examples of using facing in paper conservation treatment are found in two recent articles Rodgers, Sylvia, ‘A Method of Temporarily Facing a Varnished Map During Aqueous Conservation Treatment’, (AIC), Vol 4,and Yates, Sally Ann, ‘The Conservation of Nineteenth-century Tracing Papers’, The Paper Conservator, Vol 8, 1984 p 28