Body: Scholars who research "Field artillery" look at a category of mobile artillery used to support armies in the field.
Several topics in "Field artillery" include How far do artillery shells go? What is the range of modern artillery? What is a field artillery regiment?.
Some reasons we look at "Field artillery" include provide support to other arms in combat or to attack targets, particularly in depth.
JE McKenney, EM Earle are some authorities of "Field artillery".