COMMERCIAL USES OF LONGLEAF PINE 



903 



Photo bv P. L. Butlrkk. 



A TIMBER PRESERVING PLANT IN LOUISIANA 



Although the Iieartwood of longleaf pine, if free from timber-destroying fungi, is very durable, yet more and more of it is being treated with 

 preservatives to increase its durability. Tliis plant treats railroad ties, paving blocks, structural timbers and other products. 



No very great imjirovement is looked for till the close come general till the supply of white pine waned, but to- 

 of the hostilities, when it is not too much to expect that day it has come to its own, and it is shipped by water and 



rail clear north into Canada and is used amid the stumps 

 of the old pineries of Michigan and Wisconsin. It travels 

 west to the foot of the Rocky Mountains, and disputes 

 the markets there successfull}' with its western competi- 

 tors. The annual cut is estimated at 12,500,000,000 feet, 

 its nearest rival is Douglas fir, which is estimated at 



billions of feet of longleaf will be used to repair the 

 ravages of war in the various war zones. 



Longleaf was favorably known in Eurojie and tht 

 West Indies before it secureil much of a foothold in the 

 northern market of our own country. The white pine 

 regions of Pennsylvania and Michigan were much nearer, 

 and the people were more accustomed to that wood than 5,200,000,00(1 feet. Its old rival, white jiine. has fallen 

 to its southern competitor, so that, although it was in- off to about 2,500,000,000 feet. So far as statistics go, 

 troduced into the northern markets in the seventies, it 1907 seems to have been the banner year, when a cut of 

 was not looked ujjun with favor. In 1892, wlien the cut 13,215,185,000 feet was reported. 



of white pine was over 9,000,000,000 feet, that of longleaf Like the white pine industry, the longleaf industry has 



was estimated as 7.0()0,000,000 feet. Its use did not be- moved ever onward, seeking new and virgin supplies. 



Ll>.\r,l.r.Al-" ri.XI'. I-ilR CAR CO.XSTRIC III i\ 

 This wood is extensively used for both i>assenger and freight cars, being especially desirable for frame work, sills, siding and flo 



