Thelen, Rolf. <br/><br/>
The substitution of other materials for wood ... 
By Rolf Thelen ... 
 - Washington,  Govt. Print. Off.,  1917. 
 - 78 p. incl. diagrs.  23 cm. 
 - United States. Dept. of Agriculture. Report,  no. 117 .
 - United States.  Department of Agriculture.  Report,  no. 117. .
<br/><br/> Studies of the lumber industry; pt. XI.  Contribution from the Forest service. 
<br/><br/><label>LCCN: </label>agr17001005  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wood--Substitues.
<br/><br/><label>LC Class. No.: </label>S24  / .A825 
<br/><br/><label>National Agricultural Library Call No.: </label>1Ag84Sp no.117