sentences:  The DNB's Extension for Education and Research is at the Ohio State University.The DNB released an online catalog of its Notated Theatrical Dances Collection, including works by George Balanchine, Paul Taylor, Antony Tudor, Bill T. Jones, Doris Humphrey, William Forsythe, José Limón and Laura Dean.In addition, the DNB is digitizing its Moving Images Collection as the supplement to the Notated Theatrical Dances Catalog.