Mezue ahịrịokwu na-esonụ: Independent Battery F, Pennsylvania Light Artillery, nke a makwaara dị ka "Pittsburg Battery", bụ batrị egbe ndị agha nke jere ozi na Union Army n'oge Agha Obodo America. A haziri ya na Disemba 1861, ndị otu ahụ buru ụzọ jee ozi na ndagwurugwu Shenandoah. Batrị F lụrụ ọgụ na Hancock, Winchester, Sulphur Springs, Second Bull Run,
Chantilly, na Antietam n'afọ 1862. N'afọ sochirinụ, ndị otu ahụ lụrụ ọgụ na Chancellorsville, Gettysburg, Bristoe Campaign, na Mine Run. N'afọ 1864-1865, Batrị F lụrụ ọgụ na Morton's Ford ma jee ozi na ndị agha nke Washington, D.C. na Harper's Ferry, West Virginia tupu ewepụta ya na June 1865. Otu onye agha si n'ụgbọ agha ahụ nwetara ihe nrite nke nsọpụrụ maka ime ihe ike na Gettysburg.