Preservation of Timber 



77 



required according to the size of the logs which are being treated. 

 It is important that the timber should be well seasoned, so that the 

 creosote may enter the wood readily. 



Fig. 25. — Creosote Steeping Plant (Black's) for the 

 preservative treatment of timber. 



Where much timber is being used, such an apparatus should be 

 valuable ; and where a sawmill exists, it would form a source of 

 income, as there is always a great demand for treated timber. 



