 Kọ àlàyé síwájú sí i fún ìpínrọ yìí - Nígbà tí mo dé orílẹ-èdè Faransé lọdún 1944 : , US Army Major Charles Carpenter, a Army aviator flying liaison and artillery-spotting lightplanes like the military version of the Piper J-3 Cub, the L-4 Grasshopper, was issued a new L-4H version during the concluding stages of Overlord, taking this light attack role against German armor by himself. Olori ogun Amẹrika, Major Charles Carpenter, ti o jẹ olutọju ọkọ ofurufu ti o n fo awọn ọkọ ofurufu ti o ni irọrun ati awọn ọkọ ofurufu ti o ni irọrun bi ẹya ologun ti Piper J-3 Cub, L-4 Grasshopper, ni a fun ni ẹya L-4H tuntun lakoko awọn ipele ipari ti Overlord, ti o gba ipa iwakọ irọrun yii lodi si ọkọ oju-omi ọkọ oju-omi ti ara ilu Jamani funrararẹ. Pẹlu kan 150-pound awakọ ati ki o ko si redio lori ọkọ, awọn L-4H ní a apapọ ẹrù ati arinrin-ajo iwuwo agbara ti to 232 poun. Àlàfo yìí fún un láyè láti gbé bàjùká mẹfà, mẹta ní ẹgbẹ kọọkan lórí àwọn àlééfà bí àwọn L-4 yòókù ti ṣe. 