The numbers of Psyche issued during the past calendar year (1975) 
were mailed on the following dates: 
Vol. 81, no. 3-4, December, 1974: March 20, 1975 
Vol. 82, no. 1, March, 1975: June 8, 1975 
Vol. 82, no. 2, June, 1975: October 29, 1975 
