kinda what i was thinking Wagonman....where i grew up is was Engine 11, E-12, E-21...etc where the first digit was the company 4 (the town had four) and the second was the unit #. and engine is and engine...ladder or truck a ladder and rescue a rescue.......i really do subscribe to the KISS principle
Greater love hath no man than this, that a man lay down his life for his friends. John 15:13 (KJV)