12 JOURNAL OF FORESTRY 



Chaser, n. 1, A member of the hauling crew on a skidroad who accompanies the 

 turn of, the logs to the landing, unhooks the grabs, and sees that they are 

 returned to the yarding engine. (P. C. F., E. M. F.) 



Syn.: frogger, sled tender (Cal.), pigman (P. C. F.). 



2. A member of the yarding crew who tends a bull block, unhooks the 

 choker at the landing, and sees that it is returned to the woods. (P. C. F.) 



Syn.: block tender. (Cal.) 



Check, n. A longitudinal crack in timber caused by too rapid seasoning. (Gen.) 

 Syn.: seam, season check. 



Checker, n. One who counts the number of pieces of lumber as it is loaded on a 

 vessel or into a car. (Gen.) See Tallyman. 



Check scaler. One who re-scales logs in order to detect errors on the part of the 

 regular scaler. (Gen.) 



Cheese block. See Chock block. 

 Chickadee, n. See Eoad monkey. 



Chimney, n. An opening left from top to bottom of a lumber pile to facilitate 

 the circulation of air and hasten seasoning. (Gen.) 



Chink, V. To close the crevices between the logs in a logging camp with wood 



or moss. (N. W.) 



Syn.: moss (N. F.), stog (E.G.). See Daub; Mud. 

 Chip, «. 1. The narrow portion of sapwood which is removed from above the 



box of a tree which is being held for crude turpentine. (S. F.) 

 2. The refuse strained from scrape. See Dross. 

 Chip, V. (Turp.) To cut away a thin section of sapwood above the box or cup 



in order to stimulate the flow of crude turpentine. The wood so removed is 



called chip. (S. F) 

 Syn.: hack. 

 Chip breaker. A pressure bar in front of the cutter knives in a planing machine 



which is designed to prevent splinters from being torn from the face of a 



board as it passes through the machine. (Gen.) 

 Chipped grain. A machine defect in surfaced lumber, the grain of the wood 



having been torn out in small particles by the action of the planer knives, 



(S. F., P. C. F.) 

 Chipper, w. (Turp.) One who chips. (S. F.) 



(Lum.) See Hog. 

 Chipper and notcher. The chief of several saw crews. He notches the timber 



and keeps a tally of the number of logs cut by each saw crew. (S. F.) 

 Chock block. 1. A small wedge or block of wood used to prevent a log from 



rolling. (Gen.) 



Syn.: cheese block. (P. C. F.) 



2. A device used on patent log car bunks to prevent logs from rolling off. 



(P. C.F.) 

 Choker, n. A noose of wire rope by which a log is dragged. The rope is from 



20 to 50 feet in length and has a choker hook on one end and a braided eye 



on the other. (P. C. F.) 

 Choker-hole digger. See Gopher. 

 Choker hook. A hook fastened to one end of a choker, in which the cable is 



caught where the choker is adjusted around the log in the form of a noose. 



(Gen.) 

 Choker man. The member of a yarding crew who fastens the choker on the 



logs. (P. C. F., E. M. F.) 

 Chopper, n. See Faller. 

 Chopping board. See Spring board. 

 Chore boy. In a logging camp, one who cleans up the sleeping quarters am' 



stable, cuts firewood, builds fires, and carries water. (Gen.) 



