FOREST TERMINOLOGY 31 



Head-spar tree. In steam skidding, the tree near the railroad to which one enci 

 of the cable upon whicli the trolley runs is attached. (Gen.) 

 Syn.: head tree, spar tree. 



Head tree. See Head-spar tree. 



Headworks, n. A platform or raft, with windlass or capstan, which is attached 

 to the front of a log raft or boom of logs for warping, kedging, or winding it 

 tlirough lakes and still water, by hand or horse power. (N. W., L. S.) 

 Syn.: crab. (N. F., S. F.) 



Heavy joists. In southern yellow pine, 2-ineh stock, 14 inches wide, and also 

 2Vj-inch and 3-inch stock which ranges, by even inches, from 10 to 14 inches wide. 



Hedgehog, n. A set of cone-shaped live rollers with a spiked or roughened sur- 

 face. It is used in dry-land shingle mills for bringing the logs to the drag 

 saw, being substituted for a log jack and a jacker chain. (P. C. F.) 



Hell. See Refuse burner. 



Helper, ». See Second faller. 



Herder, n. One who patrols a lumber or log flume to prevent jams. (Cal.) 



High face. See Pulling face. 



High-lead logging. A modification of donkey yarding, the main cable rigging 

 at the railroad being suspended on a head-spar similar to that used in cable- 

 way logging. (P. C. F.) 



Hog, n. A machine used for cutting wood into chips. Often used to convert 

 sawmill and planing mill refuse into fuel; also to reduce pulpwood to chips. 

 (Gen.) 



Syn.: chipper (E.G.), edging grinder, refuse grinder. 



Hoist, n. (Log.) See Incline; Loading tripod. 

 (Lum.) See Log haul-up. 



Hold, n. The attachment of tackle to a log or other object to be moved. 

 (P. C.F.) 



Holder. See Shank. 



Holding boom. See Storage boom. 



Hollow-backed (H. Bk.). A board is said to be hollow backed when a small 

 amount of wood has been removed from the central part of the back side in 

 order to reduce its shipping weight. (Gen.) 



Hollow-homed. See Honeycombed. 



Honey-combed, a. Lumber is said to be in a honey-combed condition when 

 numerous large season cracks are present on the surface. (Gen.) 

 Syn.: liollow-horned. 



Hook, n. The angle between the face of a tooth and a line drawn from the 

 extreme point of the tooth perpendicular to the back of a band saw, or to the 

 center of a circular saw. Hook is stated in terms of inches. On a band saw 

 it is measured between the two lines prolonged to its back; on a circular saw 

 it is measured along the opposite side of the triangle. 



Hookaroon, n. A recurved pike, or a pike and a hook fitted to a liandle from 

 .^n to ."'.S inches long. Used in handling cross-ties, lumber, poles, posts, staves, 

 timber, and like products. (Gen.) 

 S3n.: pickaroou. 



Hooker, n. 1. One who works with a teamster in bunciiiTig logs, ('ai.) 



2. Src Ground loader. 



3. See Ilook tender. 

 Hooker-on. See Ground loader. 



Hook man. 1. One who works witii a cant hook or peavey. (L. S., R. M. I'.) 



2. Sec Ground loader. 

 Hook tender. The foreman of a yarding crew; specifically, one who directs tho 

 .itta.liing of the cable to a turn of logs. (P. C.F.) 



Svn.: hooker (V-CW). logger (Gal.), v.-iriling hook tender (R. M. F.). 



