BRICK WALL DATUM

a datum which, like a brick wall, is unrelenting, unyielding or hard to change. —How to Manage a Course Approved 6.3.91

a datum which, like a brick wall, is unrelenting, unyielding or hard to change. "This is a brick wall datum: a poor course will become an empty course."

a datum which, like a brick wall, is unrelenting, unyielding or hard to change.a datum which, like a brick wall, is unrelenting, unyielding or hard to change. "This is a brick wall datum a poor course will become an empty course."