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Archival descriptionFolder 24: <emph render='italic'>Trends.</emph> (Washington, D. C.: National Park Service)
- File
- 1974 July-September
Part of Charles A. Lewis papers
Part of Charles A. Lewis papers
- File
- 1974 April, 1980 December
Part of Charles A. Lewis papers
- File
- 1982 November-December
Part of Charles A. Lewis papers
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