Ca.1988 B&L and Bushnell Catalog,8-1/2" x 11" with 39 numbered pages.The first 12 pages B&L products including 4 scopes,12 binoculars and the 800mm Mirro Lens Astronomy scope.The next 20 pages have Bushnell products including 11 scopes,shooting glasses,7 binoculars,7 telescopes,1 spotting scope,tri-pods,rings and bore sighters.There is also 3 pages of specs for all the optics.The code on the back cover is "#90-0183". Very Good+ Condition with small rubs on the bottom edge