Physics and Chemistry (Section A) /  
  Mathematics and mathematical physics (section B ) 
U.S. Department of Commerce, and National Bureau of Standards 
 - Washington :    United States department of commerce,    1965- 
 - v. :    ill. ;    26 cm. 
 - Three times a year 
 - Bi-monthly 
<br/><br/>  Latest issue consulted: Vol. 69A (Nov. 1965) 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Science -- Periodicals.
<br/><br/><label>Dewey Class. No.: </label>510.5