Gin Pole 2 : A pole or ladder held in a vertical position by guylines fastened to the top and firmly staked to the ground at a distance from the base; it is used with a block and tackle to lift heavy objects
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}