A paperback copy of a Vietnam War era 1968 Dated US Materiel Command "Engineering Design Handbook for Guns Series Muzzle Devies." In good to very good condition. The 1968 U.S. Army Materiel Command Engineering Design Handbook: Guns Series — Muzzle Devices (specifically, AMCP 706-251) is an official, comprehensive technical guide that outlines the fundamental operating principles, designs, and physics of gun muzzle attachments. Bidders are welcome to preview items in person during our normal operating hours Tuesday through Saturday 11am-6pm. Estimated shipping parcel size (LxWxH) 14 inches x 12 inches x 4 inches. Please note, shipping estimates are provided for LiveShipping calculations only and may vary based on weight and location. The auction house will combine multiple lots to reduce shipping cost. Please inform the auction house prior to paying your invoice for special shipping requests. Our primary method of shipping is via UPS Ground.