This listing is for an original Microsoft Bookshelf 95 Multimedia Reference Library CD-ROM. This vintage software title is designed to run on Microsoft Windows operating systems and comes with its Certificate of Authenticity (COA) and product ID. It is an OEM version, intended for distribution with new PC hardware. Bookshelf 95 offers a comprehensive collection of reference materials, making it a valuable addition for collectors or those seeking classic Microsoft software. Please ensure compatibility with your system before purchase.