From data collected at the Library of Congress. [Telegram to Martha Freud, sent to Worcester, 1909]

From data collected at the Library of Congress. [Über die Weibliche Sexualität]

From data collected at the Library of Congress. [Beyond the Pleasure Principle]

From data collected at the Library of Congress. [Three Essays on the Theory of Sexuality]

From data collected at the Library of Congress. [The disappearance of the Oedipus complex]

From data collected at the Library of Congress. [Sexualschema]

From data collected at the Library of Congress. [On Narcissism]

From data collected at the Library of Congress. [The economic problem of masochism]

From data collected at the Library of Congress. [The Ego and the Id]

From data collected at the Library of Congress. [The Unconscious]