Wagon Battery 2 : A master stream nozzle mounted on a hose wagon or pumper; usually connected to the pump by internal piping. See: Deck Pipe, Monitor, Truck Pipe
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}