Stonecleaning of Granite Buildings Advice on the soiling, decay and cleaning of granite buildings and related testing, specification and execution of the work
by Dennis Urquhart, Maureen Young and Sonja Cameron
Commissioned by Technical Conservation, Research and Education Division, Historic Scotland
Printing and binding by BPC-AUP Aberdeen Ltd., on behalf of Historic Scotland and published by Historic Scotland
ISBN 1 900168 3 9 1
O Crown Copyright EDINBURGH, 1997