1870 14 Dec. 11/1 The former [artillery first captain] has command of an artillery unit.
1923 R. H. Torrey et al. (Pocket ed.) 149/2 The site of the old Camp Wyckoff..has been used for some seasons past by regular army and state guard artillery units for practice with service ammunition.
1993 17 June 58/1 He said ‘brilliant antitank sub-munitions’..will permit long-range attack against armored columns and artillery units with little risk to those firing the shots.