The effect of selected cleaning techniques on Berkshire Lee marble : a scientific study at Philadelphia City Hall /

Bibliographic Details
Main Author:	Mossotti, V. G. (Author)
Format:	Government Document eBook
Language:	English
Published:	Menlo Park, California : U.S. Department of the Interior, U.S. Geological Survey, 2002.
Series:	U.S. Geological Survey professional paper ; 1635.
Subjects:	Building stones > Cleaning. Marble > Cleaning.
Online Access:	https://purl.fdlp.govGPO/LPS55749

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