The collection forms a documentary record of over half a century of the history of radio, with the greatest emphasis on the period 1900-1935. The collection includes materials that span the entire history of the growth of the radio industry. It is useful for those historians and other researchers interested in technological development, economic history, and the impact of applications of technology on American life.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Paper Products 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

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Flour 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

This collection contains biographical material on both Feltons; a handwritten bound report by Felton on the construction of the Norfolk Co. Railroad, 1847 1849; correspondence, 1861 1927, to and from both Feltons; various reports on military railroads during the World War years; and news clippings and articles on the Feltons, 1889-1930.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Tobacco Trade and Industry 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

These records document primarily the history of typeface development at the Mergenthaler Linotype Company of Baltimore, Maryland. The company supplied most of the typesetting machines used in the printing industry, both in America and worldwide. As changing technology ended the usefulness of the linotype machine the company pioneered new computer-driven, photo typesetting machines.

Collection documents the 30 year history of Integrated Circuit Engineering Corporation which provided consulting expertise in the field of integrated circuits and semiconductors.

The collection documents Edmund A. Laport, a former director of broadcast engineering for the Radio Corporation of America.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Accounting and Bookkeeping 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

This scrapbook is one of three prepared by the Aero Club of America in honor of the presentation of the Aero Club of America medals to Orville and Wilber Wright by President William Howard Taft. The book consist of photos, editorials, articles, and cartoons published on 16 June 1909, the day of the presentation, and given to the club for inclusion ...