Rubuta ci gaba don wannan sakin layi - An fara amfani da bindigar jirgin kasa a cikin yaƙi mai nauyin fam 32 na Brooke wanda aka saka a kan motar mota kuma an kare shi ta hanyar shinge na baƙin ƙarfe. A ranar 29 ga Yuni, 1862, Robert E. Lee ya sami bindigar da aka tura ta hanyar locomotive a kan layin Richmond da York River (daga baya wani ɓangare na Southern Railway) kuma an yi amfani da shi a yakin Savage's Station
don tsoma baki tare da shirin Janar George McClellan na ayyukan kewaye da Richmond a lokacin da Union ta ci gaba a kan tsibirin.