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Peter G. Sparks has written:

'Report on the Preservation Planning Project, University of Pennsylvania Libraries' -- subject(s): Planning, University of Pennsylvania, Microforms, Conservation and restoration, Library materials, University of Pennsylvania. Libraries. Preservation Planning Project, Books, Preservation and storage

'Technical considerations in choosing mass deacidification processes' -- subject(s): Archival materials, Books, Conservation and restoration, Deacidification, Library materials, Paper

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10y ago

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