Manual for the inspection of aircraft wood and glue for the United States Navy. 
Prepared by Forest products laboratory, Forest service, Department of agriculture.  Navy department, Bureau of aeronautics, Washington. 
 - Washington,  U.S. Govt. print. off.,  1928. 
 - viii, 137 p.  incl. illus., tables, diagrs., VII col. pl.  24 cm. 
<br/><br/> At head of title: SD-31. 
<br/><br/><label>LCCN: </label>agr28000275  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airplanes--Materials.<br/>Glue.<br/>Wood--Testing.
<br/><br/><label>LC Class. No.: </label>TL699.W6  / U6 1928