Water soak cleaning of limestone : the Widener Building, Philadelphia, Pennsylvania / Robert M. Powers.
| Author/creator |
Powers, Robert M., 1955- author. |
| Other author/creator | United States. National Park Service. Preservation Assistance Division, issuing body. |
| Format | Electronic and Book |
| Publication Info | [Washington, D.C.] : U.S. Department of the Interior, National Park Service, Cultural Resources, Preservation Assistance Division, 1992. |
| Description | 1 online resource (6 pages) : illustrations. |
| Supplemental Content | https://purl.fdlp.gov/GPO/gpo171737 |
| Subject(s) |
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| Series | Preservation tech notes, 0741-9023 ; PTN-37. Masonry ; no. 3 Preservation tech notes ; PTN-37. ^A430180 |
| General note | "August 1992"--Page 6. |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Source of description | Description based on online resource; title from PDF caption (NPS, viewed Nov. 15, 2021). |
| Issued in other form | Print version: Powers, Robert M., 1955- Water soak cleaning of limestone |
| GPO item number | 0646-J-12 (online) 0646-J-01 |
| Govt. docs number | I 29.84/3-7:3 |
Available Items
| Library | Location | Call Number | Status | Item Actions | |
| Joyner | Electronic Resources | Access Content Online | ✔ Available |