30 JOURNAL OF FORESTRY 



Double header, A place from which it is possible to haul a full load of logs to 

 the landing and where partial loads are topped out or finished to the full 

 hauling capacity of teams. (N, W., L. S.) 



Double mill. A sawmill having two head saws. (Gen.) 



Dowel, II. A wooden pin used to hold together two pieces of wood. They are in 

 common use in the manufacture of sashes, doors, blinds, tight cooperage, head- 

 ing, and like uses. (Gen.) 



Down-hill clevis. A brake on a logging sled, consisting of a clevis encircling the 

 runuer, to tlie bottom of which a heavj' square piece of iron is welded. (N. F.) 

 Dozy, a. See Doty. 

 Drag cart. See Bummer. 

 Drag in, to. See Dray in, to. 



Drag road. 1. A road over which skidding teams return to the woods after 

 linviiig delivered their load at the landing. (E. M. F.) See Dray road; Gutter 

 road. 



Drag saw. A reciprocating saw blade, driven either by a piston actuated by a 

 steam cylinder or by a walking beam, which is used to cross-cut logs. (Gen.) 

 Syn.: butt saw. 

 See Steam bucking saw. 



Drag sled. See Dray. 



Drammen standard. A Norwegian unit of lumber measurement. It is based on 

 a piece 2% inches by 6i/^ inches in cross section by 9 feet in length, equal to 

 12 3/16 feet board measure. One hundred and twenty (120) standards are 

 called a Drammen standard hundred, equal to 1, 4621/4 feet board measure. 



See Christiana standard, London standard, Quebec standard, St. Petersburg 

 standard. 



Drammen standard hundred. Sec Drammen standard. 



Draw hook. See Gooseneck. 



Draw skid. See Brow skid. 



Dray, n. A single sled used in dragging logs. One end of the log rests upon the 



sled. (N. F.) 



Syn.: drag sled, lizard, scoot, skidding sled, yarding sled. 

 Dray dog, to. To seize the rear end of a ranking jumper with a peavey and turn 



it around. 



Dray in, to. To drag logs from the place where they are cut directly to the 



skidway or landing. (N. F.) 

 Syn.: drag in, to. 

 Dray road. A narrow road, cut wide enough to allow the passage of a team and 



dray. (N. F.) 

 Syn.: drag road. 

 Dress, v. See Surface. 

 Dressed and headed (D. and H.). A flooring strip is dressed and headed when 



it has been surfaced, tongued, and grooved, and also has a tongue on one end 



and a groove on the other so that the board need not join over a rafter. (Gen.) 

 Dressed and matched (D. and M.). Boards which have been surfaced, tongued, 



and grooved. (Gen.) 

 Dressed lumber. Lumber which has been dressed or surfaced on one or more 



sides. (Gen.) 

 Drift, n. In turpentine orcharding, any convenient working unit of a crop. 



Formerly it comprised 2,100 cups or boxes, five drifts constituting a crop. 



(S.F.) 

 Drive, n. 1. A body of logs or timbers in process of being floated from the 



forest to the mill or shipping point. (Gen.) 



2. That part of logging which consists in floating logs or timbers. (Gen.) 



