000			00806cam a2200229 4500
008			090401t1994 xxu||||| |||| 00| 0 eng d
020			_a1873394012
035			_a(Sirsi) u47395
041			_aeng
050			_a690.241
100			_aAshurst, Nicola
245			_aCleaning historic buildings. Volume 1: Substrates, soiling and investigations.
260			_aLondon _bDonhead Publishing Ltd. _c1994
300			_axiv,248p. : ill. ; 25cm.
350			_a58
520			_aVolume 1 of a two volume work, which looks at the reasons for cleaning historic buildings, the methods and materials used and their effects on the fabric of the buildings. Includes case studies.
650			_aCLEANING MATERIALS
650			_aHISTORIC BUILDINGS
690			_aCONSERVATION
942			_n0
948			_c04/03/1997
999			_c92116 _d92116