38 JOURNAL OF FORESTRY 



Log dog. 1. A metal plate with spuds which is attached to an endless chain 

 used in elevating logs into a sawmill. The spuds catch on the log and enable 

 the chain to carry them up the inclined trough to the mill deck, 

 Syn.: log bracket, log chair, log saddle, log shoe, log spur. 

 2. Powerful jaws, operated by a steam cylinder underneath the floor, which 

 are placed in the log trough on the sawmill deck and are used to hold a log 

 while being cross-cut into shorter lengths. One type is operated from over- 

 head. 



Syn.: dogging jaws (P. C. F.), log saddle, log seat. 

 Log dump. (Log.) See Landing. 



(Lum.) See Eollway. 

 Log fixer. See Eosser. 

 Log flipper. See Log kicker. 

 Logger, n. 1. One engaged in logging. 

 Syn.: lumber jack. 

 2. Sec Hook tender. 

 Logging sled. The heavy double sled used to haul logs from the skidway or 

 yard to the landing. (N. F.) 



Syn.: sleigh, twin sled, two sled wagon sled. 

 Logging-sled road. A road leading from the skidway to the landing. (N. F.) 

 Logging truck. A four-wheeled logging railroad truck with a bunk on which 

 is carried one end of a load of logs. The opposite ends of the logs are sup- 

 ported on a similar truck, a gooseneck often being omitted. (P. C. F.) 

 Syn.: truck. 

 Logging wheels. A pair of wheels from 7 to 12 feet in diameter, for transport- 

 ing logs. (Gen.) 



Syn.: katydid, slip-tongue cart, sulkv, timber wheels (Gen.), big wheels- 

 (Cai.). 

 Log haul chain. See Jack chain. 



Log hauler. A steam or gasoline power engine with a special traction device 

 which is used in place of horses to haul logging sleds. (N. F.) 

 Syn.: caterpillar. (E.G.) 

 Log haul. See Log haul-up; Log jack. 



Log haul-up. An inclined plane with a trough up which logs are drawn into a 

 sawmill. (Gen.) 



Syn.: gangway, hoist, jack ladder, jack slip, log chute, log jack, log slip; 

 log way, slip (Gen.), log haul (E.G.), log hoist (Cal.). 



Log hoist. See Log haul-up; Log jack. 



Log jack. 1. The gearing in the sawmill driving the endless chain which ele- 

 vates logs into the mill. (Gen.) 



Syn.: jack works (Cal.), log jacker, log haul, log haul-up, log hoist. 

 2. See Log haul-up. 

 Log jacker. See Log jack. 



Log kicker. A lever device located on the log deck, by means of which logs are 

 thrown out of the log trough onto the deck. (Gen.) 

 Syn.: log flipper, log roller, log unloader. 

 Log lift. A device sometimes used at sawmill plants, on tide-water, to elevate 

 logs to the log deck. Logs are floated alongside the mill, parallel with the log 

 deck, and are lifted vertically by chain or cable slings spaced several feet 

 apart. One end of each chain or cable is fastened to the deck and the other 

 end is attached to a power-driven shaft hung on beams above the water. 

 Log loader. See Log stop and loader. 

 Log maker. See Bucker. 



Log roller. 1. At a portable sawmill plant, one who assists the sawyer in plac- 

 ing logs on the carriage. (N. F.) 

 Syn.: juggler, rail sawyer, turner. 

 2. See Log kicker. 



