--subdivision Artillery--Drill and tactics under names of individual armies, e.g. United States. Army--Artillery--Drill and tactics; and subdivision Drill and tactics under names of individual artilleries
--subdivision Cavalry--Drill and tactics under names of individual armies, e.g. Great Britain. Army--Cavalry--Drill and tactics; and subdivision Drill and tactics under names of individual cavalries, e.g. United States. Army. Cavalry--Drill and tactics
--subdivision Infantry--Drill and tactics under names of individual armies; and subdivision Drill and tactics under names of individual infantries, e.g. United States. Army. Infantry--Drill and tactics