Ca.1980 Remington Model 788 Instruction Manual,5-1/2" x 8-1/2" with 8 pages.The code on the back cover is "Form RD 5558" & "Rev. 280" which I believe dates it 1980.Full instructions with illustrations,exploded view and parts list.The listed calibers are 223 Rem,22/250 Rem,.243 Win,6MM and .308. Excellent Condition