Scrapbooks compiled by Leslie Leland Locke, chiefly containing notes and ephemera on the history of calculating machines and typewriters, information on inventors, and notes for Locke's own collection of calculating machines. Some of the inventors, correspondents, inventions, companies, and agencies referenced include: Charles Babbage; Frank Stephen Baldwin (Baldwin's calculating machine); Edwin A. Bayley; Ernst Benecke (Brunsviga-Maschenienwerke Grimme, Natalis & Co. A.G., Braunsweig); Burroughs Adding Machine Co.; Vannevar Bush; C.E. Locke Mfg. Co. (the Locke Adder); Grover C. Chase; Colburn Gear & Mfg. Co. (George L. Colburn); Thomas A. Edison (Ediphone); Facit calculating machines; Felt & Tarrant Mfg. Co.; the Graf Zeppelin (for the calculating machines used on its flights); George B. Grant; R. Haase (Brunsviga-Maschenienwerke Grimme, Natalis & Co. A.G., Braunsweig); A.V. Kryha; George F. Kunz; Derrick N. Lehmer; the MADAS calculator; Marchant Calculating Machine Co.; the "Millionaire" (O. Steiger); Monroe Calculating Machine Co.; the Museums of the Peaceful Arts; Picht braille typewriters for the blind; George Sarton; Thaleswerk; Franz Trinks; Triumphator Works; the United States Patent Office; and the United States National Museum (Smithsonian Institution; including curators C.W. Mitman and Frank A. Taylor of the Division of Engineering, and J.E. Graf, U.S.N.M. associate director). Excerpted material is taken from various publications, such as the International office equipment magazine; the International export review; the American mathematical monthly; the Mathematics teacher; the New York Times; the New York world; the New York Sun; the Herald examiner; Colliers; the Chicago Tribune; and Science.

Scrapbook compiled by George Barnard Grant (inventor of Grant's calculating machine), a businessman based in Lexington and Boston, Massachusetts, containing printed ephemera, machine manuals, handwritten and typescript notes and correspondence, photographs, patent applications, and other papers relating to calculating machines, inventors, the 1876 Centennial Exhibition in Philadelphia, and Grant's patent dispute with Léon Bollée in the 1880s. Some of the other inventions and companies referenced in the scrapbook include: Baldwin's calculating machine; Reliance Machine Works (B.F. Quimby); Baldwin's arithmometer; Teasdale's calculating machine; American Type Machine Co. (Westcott type casting and setting machine); Babbage's difference engine; Warren on the Thomas De Colmar calculating machine; Warren Bros. calculating engine; Tendollaradder (Grant Calculating Machine Co.); tabulating machine of G. & E. Schuetz; the Pidgin Electric Calculating Machine Co.; Webb's adding machine; Sir William Thomson's harmonic analyzer; L. Bollée's calculating machine; Grant's ciphering hand-organ; and Hattersley composing and distributing machines.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Office Equipment forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

Primarily technical papers by Timken engineers, presented in journals and meetings of professional societies. The papers concern the use of Timken roller bearings and other products in locomotives and other rolling stock on U.S. railroads and rapid transit systems. Also articles from trade magazines and brochures advertising Timken products, and a ...

Collection documents the business records of the Alexander Binder Company, as well as the inventions and creations of Clinton B. Alexander. The collection includes business receipts and forms, pamphlets, drawings, trade literature, notes, patents, correspondence, and material samples.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Railroads forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

Photograph album of commercially-produced photographs of Panama Canal construction.

The Sherman Poppen Papers document the snurfer, the predecessor of the snowboard that he invented in 1965. The snurfer, a sled that was ridden while standing up, originally consisted of two skis bound together. Snurfer competitions fueled the development of the snowboard as a piece of sporting equipment. This collection contains material describing the snurfer's place in snowboarding history, and the associated business and legal aspects.

An album of photographs of Panama and the Panama Canal, circa 1904-1914.

Papers document Henry Booth's invention, use, and marketing of the PhotoMetriC custom tailoring system.