Ca.1940 Wollensak 4X Scope Mounting Instructions,5-1/2" x 9-1/2" with 8 fold-out pages. CONTENT: There are instructions for Front Mount and Sleeve,Rear Mount,Locating and Attaching Front Base,Fitting Rear Base,The Optics and Offset Bases.There is also a chart titled "Impact Changes on Target for Each Line and Imaginary Half Line of Adjustment at Given Range Distances" and a chart titled "Mount Base Specifications" for over 100 different rifle models. Very Good Condition with soiling,clear tape repair at the bottom in 3 places and edge bumps/nicks