Preservation and conservation of library and archival documents, a UNESCO/IFLA/ICA enquiry into the current state of the world's patrimony
By: prepared by D.W.G. Clements [for the] General Information Programme and UNISIST
Publisher: United Nations Educational, Scientific and Cultural Organization
Published: 1987
Place of publication: Paris
Language: eng
Number of pages: 32
Subjects: Library materials; Conservation and restoration; Archival materials; Preservation of materials
Notes: "October 1987."

"PGI-87/WS/15 rev."