DCHP-1 Online
lumber raft Hist. 
a large assemblage of square timbers, spars, etc. arranged in any of several ways according to the conditions of the waterways used. [ See picture at raft n. def. 2]
See also: raft ((n.)) (def. 2)
- 1878 The pine-knots still however have their uses in lighting up the caboose fires on the lumber rafts. . . .
- 1961 Never before had lumber rafts from the Ottawa River region been floated to Quebec City from any point above the Long Sault Rapids. . . .
- 1878 The pine-knots still however have their uses in lighting up the caboose fires on the lumber rafts. . . .