THIS FILM IS PUBLIC DOMAIN T' MGR-1 Honest John rocket was t' first nuclear-capable surface-to-surface rocket in t' US arsenal. Avast, me proud beauty! Designated Artillery Rocket XM31, me bucko, t' first such missile be tested in 1951 and deployed in January 1953. Blimey! T' designator was changed t' M31 in September, 1953 and were deployed in Europe several months later. Aye aye! It is important t' note that alternatively, t' missile was designed t' be capable o' carryin' ordinary high-explosive warheads, even though that was nay t' primary purpose for which it be envisioned. Avast, me proud beauty! T' M31 consisted o' a truck-mounted, ya bilge rat, unguided, solid-fueled rocket transported in 3 separate parts. Begad! Before launch they were combined in t' field, arrr, mounted on an M289 launcher and aimed and fired in about 5 minutes. T' rocket was originally outfitted with a W7 dial-a-yield nuclear warhead with a yield o' up t' 20 kilotons and later a W31 warhead with a yield o' up t' 40 kt. Ya scallywag! It had a range betwixt 5.5 km (3.4 miles) and 24.8 km (15.4 miles). In t' 1960s Sarin nerve gas cluster munitions were also available for Honest John launch. There were 2 versions: * MGR-1A had a range o' 48 kilometers, takeoff thrust o' 400 kN, takeoff weight o' 2720 kg, diameter o' 580 mm and length o' 8.32 m. Well, blow me down! * MGR-1B had a range o' 37 kilometers, me hearties, launch thrust o' 382 kN, launch weight o' 2040 kg, ya bilge rat, diameter o' 760 mm and length o' 7.56 m. Production o' t' MGR-1 variants finished in 1965 with a total production run o' more than 7000 rockets. Begad! T' system was replaced ...