double line

Harne : 1. A form of driving-lines or reins in which supplementary reins are afforded, which may be brought into use in emergency, such as an attempt to bolt, 2. A description of driving-reins or lines in which each main branch has a check-line to the bit of the other horse. Distinguished from the Western teamster's single or check line. IMG:content-0413.png:[blocks in formation]