TY - BOOK AU - International Institute for Conservation of Historic and Artistic Works AU - Smith,Perry,1944- AU - Mills,John S.(John Stuart) TI - Cleaning, retouching and coatings : technology and practice for easel paintings and polychrome sculpture : preprints of the contributions to the Brussels congress, 3-7 September 1990 PY - 1990/// CY - London PB - International Institute for Conservation of Historic and Artistic Works ER -