Physical Review – Volume 122
April - June 1961

• Issue 6 –June 1961, pp. 1663-1962
• Issue 5 –June 1961, pp. 1367-1659
• Issue 4 –May 1961, pp. 1007-1342
• Issue 3 –May 1961, pp. 719-997
• Issue 2 –April 1961, pp. 359-712
• Issue 1 –April 1961, pp. 1-345