Honest John
(Photo submitted by Herbert Hept who served with a German Bundeswehr engineer unit)
Photo shows a M386 Truck-Mounted 762mm Rocket Launcher (Honest John) of 1st Bn, 9th Arty (3rd Inf Div) crossing the Main River with the help of Company E, 10th Engr Bn (3rd Inf Div) during a field training exercise (probably FTX MARNE MIGHT in Jan 1965).