May,20 1977 Ruger "New O/U Shotgun" Announcement,8-1/2" x 11" with 4 pages CONTENT: The top page(shown)highlights previous Ruger "1st's".The 3 pages following describe the development starting with a prototype 2 years earlier and the refining of each part to create the Ruger Over and Under Shotgun-20 gauge. Excellent Condition with the staple rust at the top