Wartime technological developments :   supplement for 1944 : a study / 
United States 
 - Washington :  U.S. Govt. Print. Off.,  1945 
 - vii, 197 pages;  24 cm. 
<br/><br/> At head of title: 79th Congress, 1st session. Senate. Subcommittee monograph no. 2 (1944 supplement) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial arts --History<br/>Industries--United States
<br/><br/><label>Dewey Class. No.: </label>609.73  / UNW 1945