AD:Keeping the Past, Bridging the Future: Archives and National Memories.-Complete edition
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National Archives

As of Dec. 31th, 2021, the National Archives collection totaled 26,221.146 meters in length (paper materials accounted for 25,281.481 meters; non-paper materials for 939.665 meters, including 249.76 meters of photographic materials, 662.455 meters of video and audio tape materials, 13.055 meters of electronic media, 14.385 meters of restructured agency used seals.