{"value"=>"<p>This series documents the breadth of Siday's production and business activity. Major files sets cover advertising and broadcasting identifications; Siday's inventions; writings; legal papers; recording sessions; publicity; studio equipment; and correspondence with Robert Moog. The files include correspondence, contracts, notes, financial records, publicity files, and manuscripts.</p> <p>The advertising and broadcasting identification files comprise the largest portions of the series. They hold correspondence with advertising agencies and broadcasters regarding the work Siday was commissioned to produce. These include major agencies such as Benton and Bowles, McCann-Erickson, Ogilvy and Mather, and others; and radio and television stations across the country. The legal papers (all from the offices of Siday's attorneys, Linden and Deutsch), hold contracts and related correspondence regarding advertising and broadcasting work.</p> <p>The files regarding Siday's inventions include papers filed with United States Patent Office that contain descriptions of and schematics for audio processing equipment. The studio equipment files also hold information on these inventions, as well as descriptions and diagrams of Siday's home studio and the instruments and recording gear he used. A file of correspondence with Robert Moog documents their business relationship, including Siday's purchase of Moog's synthesizer in 1964 and his further consultations with Moog in the following years.</p> <p>Siday's writings represent his efforts at marketing his work to clients and explaining it to a wider audience. A combination of articles and speech texts, they discuss electronic music and how it can be used in communication and advertising, and include a script for a proposed radio series, <span class=\"title\">The World of Sound</span>. Also present is a manuscript for a pedagogical book on jazz violin.</p> <p>The recording sessions files detail clients, publishing, royalties, copyrights, contracts, financial records and other papers regarding the production of music for advertising.</p> <p>The publicity files contain mainly clippings and magazine issues regarding Siday and his work.</p>"}