662 JOURNAL OF FORESTRY 



take up the seasoning, preservation, and reworking of wood. The 

 author has compiled a very valuable summary of the characteristics, 

 technical use, sources, and approximate prices of different forms in 

 the world marts of 54 of the world's most important varieties of wood. 

 The concluding chapter contains a discussion of the economical signifi- 

 cance of trees to the nation (Germany). A statement of the value of 

 the wood used yearly in the world is not made with sufficient accuracy. 

 The value of the yearly production of wood in the European countries 

 is fixed by the author as about 1.5 million marks. — Translation from 

 Skogsvardsforeningens Tidskrift. 



