We have three hundred and thirty of these in our army, viz: two hundred and fifty enlisted "ordnance men," and eighty "artificers" attached to the regiments.

In the French army they have for the service of the arsenals and establishments, one hundred and forty-nine "ouvriers," and twelve "artificers;" there are also three hundred and sixty "ouvriers" and seventeen "armuriers" attached to the corps of artillery, making in all five hundred and thirty-eight.
IV.

_Artillery Troops._--Artillery, as an arm of service, is divided in the same manner as its _materiel_; the _field_-artillery being intended for field service, and the garrison or _siege_-artillery, for the attack and defence of places.

The troops of the artillery corps of a modern army usually do duty either in the field, or in sieges, or garrison, as occasion may require.

When employed in the service of a campaign, artillery is usually divided into two classes: 1st.