Preservation and rehabilitation of historic districts, towns, and monuments : proceedings and final report of the United Nations Centre for Human Settlements (Habitat) and International Academy of Architecture - Nairobi, Kenya : United Nations , 1989 - 93 p. : maps ; 21 cm.




Historic districts--Conservation and restoration--Congresses
Historic sites--Conservation and restoration--Congresses
Buildings--Maintenance
Buildings--Repair and reconstruction

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