Escalator Installed in Rotunda of NHB
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PrintAn escalator is introduced at the rotunda entrance and a section of the first floor removed in construction.
Chronology of Smithsonian History
ODC No. NHB742B ('74). See Barre Klapper's "Changes to the Original Fabric, 1911-89" in OAHP.
Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu
1974