Keeping it clean
Subtitle: removing exterior dirt, paint, stains, and graffiti from historic masonry buildings
By: Anne E. Grimmer.
Contributors: United States. National Park Service. Preservation Assistance Division.
Publisher: U.S. Dept. of the Interior, National Park Service, Preservation Assistance Division, Technical Preservation Services; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1988
Place of publication: Washington, D.C
Language: eng
Number of pages: 34
Subjects: Historic buildings -- Conservation and restoration.; Masonry -- Cleaning.
Notes: Bibliography: p. 33-34.