Cyclical maintenance for historic buildings /
Wedi'i Gadw mewn:
Prif Awdur: | |
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Awdur Corfforaethol: | |
Fformat: | Government Document Llyfr |
Iaith: | English |
Cyhoeddwyd: |
[Washington, D.C.] :
Interagency Historic Architectural Services Program, Office of Archeology and Historic Preservation, National Park Service, U.S. Department of the Interior,
1976.
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Pynciau: |