Description: [caption id="" align="aligncenter" width="408" caption="A Junior League docent explains exhibits in The Hall of Gems and Minerals, National Museum of Natural History, to visiting school children, 1950s, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 28, Folder 44, Negative Number: MNH 142-A."][/caption]
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