Eased 4 Edges S4S = Surfaced 4 Sides
S4S means surfaced on all 4 sides.
how did the lumber industry develop canada
Board feet is the unit measure of rough lumber. Linear feet is the unit measure of S4S lumber. (smooth 4 sides)
One common meaning for it is "shoutout for shoutout".
The lumber industry and the DEA.
It means Share for Share - you share their pictures, they will share yours.
Wilson Martindale Compton has written: 'Conservation' -- subject(s): Forests and forestry 'The organization of the lumber industry' -- subject(s): Accessible book, Lumber trade 'Will the lumber manufacturers stand up and be counted!' -- subject(s): Lumber trade 'The organization of the lumber industry' -- subject(s): Lumber trade 'Is the \\' -- subject(s): Lumber trade 'Crusade of ideas' 'Will the lumber industry settle down, or settle up?' -- subject(s): Lumber trade