1964 Ruger .44 Magnum Carbine Instructions which measures 5-3/8" x 8-1/2" with 8 fold-out pages.There are operation,care & cleaning,disassembly and reassembly instructions.There is also an exploded view with parts numbered and a parts list.Dated on the cover "12-15-64". Excellent Condition with dark discoloration on the front cover left edgeand bottom,a couple marks at the top center and light corner bumps