Cleaning stone and brick
By: by John Ashurst.
Contributors: Society for the Protection of Ancient Buildings.
Series: Technical pamphlet (Society for the Protection of Ancient Buildings) -- 4
Publisher: The Society for the Protection of Ancient Buildings
Published: 1977
Place of publication: London
Language: eng
Subjects: Stone walls -- Conservation and restoration.; Brick walls -- Conservation and restoration.; Architecture -- Conservation and restoration.
Notes: Caption title.

Bibliography: p. (8).