N. Joseph Woodland Papers
The collection documents the career of N. Joseph Woodland, who, along with Bernard Silver, invented and developed the bar code.
James Leffel and Company Records
Collection documents James Leffel and Company of Springfield, Ohio, manufacturer of turbines, water wheels and engines.
Leo H. Baekeland Papers
1863 - 1968
The papers document Leo H. Baekeland, a Belgian born chemist who invented Velox photographic paper (1893) and Bakelite (1907), an inexpensive, nonflammable, versatile plastic. The papers include student notebooks; private laboratory notebooks and journals; commercial laboratory notes; diaries; patents; technical papers; biographies; newspaper clippings; maps; graphs; blueprints; account books; batch books; formula books; order books; photographs; and correspondence regarding Baekeland, 1887-1943.
J. Horace McFarland Company collection
American Rose Society
The J. Horace McFarland Collection includes over 3,100 photographic images of private and public gardens throughout the United States, as well as some from foreign countries, dating from 1899 to 1963. Many of these images, generated for Mount Pleasant Press (later the J. Horace McFarland Company), were used to illustrate trade catalogs published by the firm as well as journal and newspaper articles. The collection also contains color records that were used as reference aids during the printing process, plant patents, and various publications of the McFarland Company.
Krafft Arnold Ehricke Papers
This collection is composed of Krafft Ehricke's files including Ehricke's published and unpublished papers as well as papers and works by others that Ehricke gathered, presumably as reference material.
Nordberg Manufacturing Company Collection
The collection consists of the company's photo and negative archives; miscellaneous trade publications; G. Turnwald notebooks; technical memoranda; trade literature; operating manuals; parts books; Nordberg company history; machinery proposals; order books; time records; Chain Belt Company catalogs; and blueprints used in the shops.
Harris Automatic Press Company Records
National Museum of American History (U.S.). Division of Information Technology and Communications
Harris Automatic Press Company, Dayton, Ohio
1889 - 1995
Collection documents the Harris Automatic Press Company, manufacturers of a printing press with an automatic feed primarily through drawings and photographs.
Del Mar Avionics Holter Monitor Records
Collection documents the development of the Holter Monitor, a portable device for continuously monitoring heart activity for an extended period, through engineering logbooks, drawings, operator manuals, correspondence, photographs, sales brochures and catalogs, biographical information about the engineering staff who worked on the monitor, patents and trademarks, and marketing and sales materials.
Project Files (Cafeteria Annex)
This accession consists of Office of Design and Construction (ODC) project files, mostly for the new cafeteria annex to the National Air and Space Museum (NASM). Materials include correspondence, submittals, blueprints, and specifications. Museums and buildings documented in this collection include: National Air and Space Museum, Arts and Industries Building …
These records were maintained by James M. Murphy. He served as Chief Engineer, Engineering and Construction Branch, BMD, 1964-1974; Chief, Engineering and Design Branch, OFPES, 1974-1977; Chief, Facilities Data Branch, OFPES, 1978-1980; Supervisory Engineer, ODC, 1981; and Quality Control Senior Engineer, ODC, 1982- . This record unit primarily documents the Arts and Industries Building renovation and …