This accession consists of records related to the Conservation Analytical Laborary's (CAL) participation in the National Acid Precipitation Assessment Program (NAPAP), in particular Task Group G which dealt with the Effects on Materials and Cultural Resources. These records were maintained by R. M. Organ, Director (1968-1983) and Lambertus Van Zelst, Director (1985-2004). Materials include correspondence, memoranda, guidelines, data, a black-and-white photograph, and reports.
Smithsonian Institution Archives, Accession 08-109, Smithsonian Institution, Conservation Analytical Laboratory, Director's Records
Smithsonian Institution Archives
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