These records comprise the working files of the Engineering and Construction Division as well as the files of the building managers and resident engineers in the Building Services Division. The records of the Engineering and Construction Division were maintained by James M. Murphy and Roy O'Brien. They concern repairs and improvements to Smithsonian facilities including the Arts and Industries Building, Barney Studio House, Barro Colorado Island, the Renwick Gallery, the National Zoological Park, Adelaide Forbes Calhoun property, River House residence, the Freer Gallery of Art, the Smithsonian Institution Building, the Hirshhorn Museum and Sculpture Garden, the John F. Kennedy Center for the Performing Arts, and the Andrew Carnegie Building (home of the Cooper-Hewitt Museum).
These records contain correspondence, contracts, specifications, and blueprints concerning work planned and performed. The records of the building managers and resident engineers include blueprints, specifications, correspondence, reports, transcripts, photographs, shop drawings, and daily inspection reports concerning the History and Technology Building, the Natural History Building, and the Fine Arts and Portrait Galleries Buildings. Harold L. Haworth and Roy W. Johnson were the resident engineers of the History and Technology Building from 1958 to 1967. F. H. Mahlman was the resident engineer of the Natural History Building from 1961 to 1964. Hugh E. Yates was the resident engineer for the Fine Arts and Portrait Gallery Building from 1964 to 1966.