12" x 12" partial catalog, dismantled and stored by a NYC university archive , Group contents includes Lithographic view of the Piano factory, Views of the Interior and workers of Specific function, 1/2 dozen Piano Styles with price lists and lead time required for purchase on reverse. Testimonials letters from Universities and Institutions using Wing Pianos with.images of these institutions including Humbolt State Ca, New Jersey reform school and other classics. Fine archive of sales process and culture . Priced on collectors interest and value of Factory Building Lithograph alone.