470 APPENDIX 
custom of measuring at tlie stump. (Supreme Court of North Carolina, 
54 Southeastern Reporter, 844.) 
Backbone, n. A triangular piece of wood which is placed in the apex of a 
V-box flume. (Gen.) 
Backing chain. A chain used to prevent logging trucks from shding under 
the logs. It is used chiefly on long trains where there is a great strain. 
(P. C. F.) 
Back line. See Haul back. 
Back-spiker, n. One of the members of a crew which completes the spiking of 
rails to crossties after the track has been laid by the steel gang. (Gen.) 
Bag boom. An open " limber" boom used to impound logs at the mouth of 
a stream emptying into a lake or similar body of water. The ends of the 
boom are made fast to the shore below the mouth of the stream, and when 
the boom is filled the ends are brought together and closed, forming a round 
boom. (L. S.) See Round boom. 
Ballhooter, n. One who rolls or sHdes logs down a hillside. (App.) 
Bank, v. See Bank up, to. 
Bank, n. 1. See Landing. 
2. The logs cut or skidded in one day above the required amount and 
held over by the saw crew or skidders, to be reported when the required 
daily number is not reached. (N. F.) 
Banking ground. See Landing. 
Bank up, to. To pile up logs on a landing. (Gen.) 
Syn.: bank, roll up. 
Baptist cone. See Cap. 
Barge boom. A boom, the upstream end of which is attached to a barge 
anchored in the stream. It is used on navigable streams (on which per- 
manent works are not permitted) in combination with a fin boom to divert 
logs from one side of a stream to the other. (S. F.) 
Bark dray. See Ranking jumper. 
Barker, n. 1. One who peels bark in gathering tanbark. (Gen.) 
Syn.: peeler, spudder. 
2. A machine used to remove bark from pulpwood. 
3. See Rosser, 1. 
Barking iron. See Spud. 
Bark ladder. A platform mounted on a wagon or sled and used in hauling 
tanbark. (N. F.) 
Bark mark. A symbol chopped into the side of a log to indicate its o^vner- 
ship; when used with the end mark it serves as an additional means of 
identification. (Gen.) See Mark. 
Syn.: catch mark (L. S.), side mark (N. F.), contramarque (E. C). 
Bark marker. One who cuts the bark mark on logs. (Gen.) 
Bark rack. A frame used to hold bark on a sled. (N. W.) 
Bark slide. A V-shaped trough used on steep hillsides to slide tanbark down 
to the roads. (N. F.) 
Barn boss. One who has charge of the stables in a logging camp. (Gen.) 
Syn.: feeder. (N. W.) 
Barndoor gate. In a logging dam sluiceway, a swinging door attached by 
