Activity Listings
- Members Program from the Annual Meeting of the National Academy of Sciences. [Filed under LP Science: National Academy of Sciences, 1945-1951: Box #14.019 Folder #19.2]
- Preliminary Edition of the Program of the Annual Meeting of the National Academy of Sciences. [Filed under LP Science: National Academy of Sciences, 1945-1951: Box #14.019 Folder #19.2]
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