Foreword, by P. Greenacre.
The mechanism of depression, by E. Bibring.
Contribution to the metapsychology of cyclothymic depression, by E. Jacobson.
"The depressive position," by E.R. Zetzel.
An equivalent of depression: anorexia, by G. Gero.
Mania and the pleasure principle: primary and secondary symptoms, by M. Katan.