Ca.1960's Ruana Knives Mailer,8-1/2" x 12-1/2" with both sides shown.The prices tell me it is later than the 1962 mailer KNV91 and the blades are made of vanadium and silico manganese alloy steels.The Ruana Knife models are the Custom Bowie 40A,Deluxe Bowie 30A,Standard Bowie 35B,Junior Bowie 29A,Custom Skinner 28C,Custom "Finn",Custom Semi-Skinner 26C and Custom Workman 25C.The Bowie prices range from $14.95-$39.95 and the Custom Hunting knives are all $14.95. Excellent Condition with 3 creases where folded,lower left corner crease and some crossed out text in ink,a notation in ink and weight correction from "1" to "2" on the hunting knives in ink.