1957 Winchester catalog, 8-1/2" x 11" with 79 numbered pages. Content: The full line of Winchester firearms with illustrations,complete descriptions with specs and options available.A very impressive catalog with line art illustrations of wildlife / shooting sports on almost every page.It also has 4 pages of Model 21 engraving available,the 10 gauge cannon,recoil pads,gun cleaning products and ammunition.This is one of at least 2 Winchester catalogs with this cover and very similar content but some differences.WHAT THIS VARIATION HAS and the other does not is the Model 21 20ga Magnum on page 62,the Model 50 Featherweight on page 36 and the Model 70 Magnum African on page 10.The code on the back cover is "Form 2281" and also "WR 6-57 50M". Excellent condition