Kilpatrick was the author of two plays, Allatoona: An Historical and Military Drama in Five Acts (1875) and The Blue and the Gray: Or, War is Hell (posthumous, 1930).
Kilpatrick var forfatter af to skuespil: Allatoona: An Historical and Military Drama in Five Acts (1875) og The Blue and the Gray: Or, War is Hell (posthumt, 1930).