Description: A brief history on the invention and implementation of microfilm and our acquisition of a new, modern microfilm reader/scanner that enables us to provide digital access to and enhance the quality of SIA’s microfilm collections.
Description: A publication by Li Ju, a Chinese freelance photographer, retraces the steps of the Clark Expedition, and includes modern images of the sites photographed during the Clark Expedition.
Description: [caption id="" align="aligncenter" width="284" caption="Pauline Gracia Beery Mack (1891-1974), by Underwood & Underwood, Date unknown, Black and white photographic print, Smithsonian Institution Archives, Acc. 90-105 - Science Service, Records, 1920s-1970s, SIA Acc. 90-105 (SIA-SIA2008-5750)."][/caption] For the month of March, the Smithsonian Institution Archives will be