Exterior cleaning of historic masonry buildings
By: Norman R. Weiss
Contributors: United States. National Park Service
Publisher: U.S. Department of the Interior, National Park Service
Published: 1985
Place of publication: Washington, D.C
Language: eng
Number of pages: 18
Subjects: Historic buildings; Conservation and restoration; Masonry; Cleaning
Notes: "Draft."

Cover title.

Bibliography: p. 18.