Harry O. Sooy (1875-1927) worked at Berliner Gramophone Company and Victor Talking Machine Company and was involved in the development of American sound recording. His papers contain a diary photocopy that is either a typed original or transcript of a diary that Sooy kept from the time of his employment with Eldridge R. Johnson (1867-1945) from 1898 to the end of 1925. Also included are four miscellaneous items: formula for grading and grinding precious stones, regulations governing the Victor Cooperative Beneficial Association, Red Cross benefit concert, and United War Work Campaign concert.

Jackson Hunsicker (1948-2017) invented the Memo Mate in the mid-1990s. It was a small personal recording device that could store up to twenty seconds of audio. The Memo Mate was marketed as a handy way to remember appointments, phone numbers, directions, and the location of a car in a large parking lot. The Memo Mate was a successful invention, selling close to 10 million units. Hunsicker's papers on the patenting and marketing of Memo Mate document the typical process and pitfalls of patenting and marketing by a lone inventor. The collection consists of the legal correspondence of the patent application process and subsequent contractual disputes, along with schematics and designs, and possible names and logos. Hunsicker’s invention represents a demonstration of the patent process as well as a contribution from a woman inventor to the field.

Nicholas F. Pensiero (1918-2003) worked in the Marketing Division of the Radio Corporation of America (RCA), a leading American electronics company. The papers comprise a portion of Pensiero’s files retained by him after retirement in 1984. They include a variety of pieces relating to the history of RCA and its predecessor, the Victor Talking Machine Company. There are memoirs (copies) of two RCA engineers, an advertising scrapbook dating from 1938 to 1942, and a set of dust jackets for 78rpm records dating from 1912 to 1938.

Radio Corporation of America (RCA) was incorporated in 1919, entered the broadcasting field in July 1921 and shortly thereafter began to sell home broadcasting equipment manufactured by GE and Westinghouse. The collection consists of photographs and negatives relating to Radio Corporation of America (RCA), the Victor Talking Machine Company, which was purchased by RCA in 1929, and the RCA-Victor Division of Radio Corporation of America.

For over fifty years the Radio Corporation of America (RCA) was one of the country's leading manufacturers and vendors of radios, phonographs, televisions, and a wide array of consumer and military electronics products. This collection contains the records from the Secretary's Office of the Victor Talking Machine Company and its successors RCA Victor Company, Inc., and Radio Corporation of America's RCA Victor Division. They consist of minutes of the Executive and Management Committees, an internal annual report and two contract files for supplying sound equipment to movie studios.

Ralph Pedi (1906-1992) was an Italian tenor soloist and recording artist. For more than fifty years, the Radio Corporation of America (RCA) was one of the country's leading manufacturers and vendors of radios, phonographs, televisions, and a wide array of consumer and military electronics products. This item is a recording contract between Pedi and RCA Manufacturing Co. for six recorded selections.