These records consist of correspondence, reports, proposals, estimates, and drawings concerning various aspects of the Smithsonian physical plant, with emphasis on early electrical, heating, and ventilating systems in the Smithsonian Institution Building, the Arts and Industries Building (A&I), the Freer Gallery of Art, the Smithsonian Astrophysical Observatory, the National Zoological Park, the Natural History Building (NHB), the National Cathedral, and the Library of Congress.
Smithsonian Institution Archives, Record Unit 565, Smithsonian Institution. Buildings Management Department, Records
Smithsonian Institution Archives
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