Pedzisa mutsara unotevera: Akanyoreswazve mu11th Independent Battery, New York Light Artillery pana September 18, 1861, kwenguva yamakore matatu. Musi waNyamavhuvhu 26, 1862, akabatwa nemamwe mauto e19 kubva ku11 IBNYA muhondo yechipiri yeBull Run inozivikanwawo seSecond Manassas. Mukati maOctober naNovember 1862 akanyorwa ne7th Detachment, 2nd Battalion, Paroled Prisoners, paAnnapolis, Maryland. Pashure pokudzokera ku11th IBNYA muna December 1862 akasimudzirwa kuva Corporal musi waJanuary 2, 1863. Boka raKaporari Shepard rakatamisirwa kuReserve Artillery ndokubatanidzwa kwenguva pfupi kuBattery K, 1st New York Light Artillery. Shepard akaonawo chiito paChancellorsville, Gettysburg uye
Hondo yeMine Run.