466 TIMBER BONDS 



Binding Logs. Logs placed on the top of the chain bind- 

 ing a load, in order to take up the slack. 



BirL To cause a floating log to rotate rapidly by tread- 

 ing upon it. 



Bitch Chain. A short, heavy chain with hook and ring, 

 used to fasten the lower end of a gin pole to a sled 

 or car when loading logs. 



Blank. An opening in the forest where, from any cause, 

 very few or no trees are growing. 



Blaze. To mark, by cutting into trees, the course of a 

 boundary, road, trail, or the like. 



Block. See brail. 



Blow DoAvn. See windfall. 



Blue Jay. See road monkey. 



Bluing. The result of fungus attack, which turns the 

 sapwood of certain trees blue. 



Board Foot. The contents of a board one foot square 

 and one inch thick. The common unit of measure 

 for logs and lumber in the United States. 



Board Measure. The standard of lumber measurement, 

 the unit of which is the board foot. 



Board Rule. A graduated stick for determining the con- 

 tents of boards. The number of board feet in boards 

 of given widths and lengths is shown upon the stick. 



Board Scale. See board measure. 



Bob. See dray. 



Bobber. See deadhead. 



Bob Logs. To transport logs on a bob or dray. 



Body Wood. Cord wood cut from those portions of the 

 stems of trees which are clear of branches. 



Bole. See stem. 



Bolster. See bunk. 



Boom. Logs or timbers fastened together end to end 

 and used to hold floating logs. The term sometimes 

 includes the logs inclosed, as a boom of logs. 



Booniage. Toll for use of a boom. 



Boom Buoy. See boom stay. 



Boom Chain. A short chain which fastens boom sticks 

 end to end. 



Boom Company. A corporation engaged in handling 

 floating logs, and owning booms and booming privi- 

 leges. 



Boom Pin. A wooden plug used to fasten to boom sticks 

 the chain, rope or withe which holds them together. 



Boom Rat. One who works on a boom. 



Boom Stay. A heavy weight used to anchor booms in 

 deep water; its position is indicated by a pole or 

 float attached to it. 



