CATALOGUE OF THE TIMBERS OF THE WORLD 83 



a scientific means of preserving such a valuable wood could soon be 

 found. Even when it is exposed to wet and dry above ground, it is 



Photografh by J. H. Lace, CLE. 

 Eng (DirTiiROCAKrrs sp.). Lower Burma. 



quite durable ; for under these conditions work under observation during 

 twelve years gives quite satisfactory results. This is one of the timbers 



