The effect of selected cleaning techniques on Berkshire Lee marble : a scientific study at Philadelphia City Hall /
| Main Author: | |
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| Format: | Government Document eBook |
| Language: | English |
| Published: |
Menlo Park, California :
U.S. Department of the Interior, U.S. Geological Survey,
2002.
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| Series: | U.S. Geological Survey professional paper ;
1635. |
| Subjects: | |
| Online Access: | https://purl.fdlp.govGPO/LPS55749 |
| Item Description: | Title from title screen (viewed October 21, 2014). Also available online in PDF format from the U.S. Geological Survey Warehouse (http:/pubs.er.usgs.gov/). |
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| Physical Description: | 1 online resource (vii, 159 pages) : maps, tables. |
| Bibliography: | Includes bibliographical references. |