Round 2 : (1) One complete fire signal, usually given in box numbers. (2) A complete patrol or route of a plant guard or watchman taken at scheduled intervals. (2) Brit The rung of a latter
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}