Christfried Toegel is a historian of science based in Switzerland and a former director of the SALUS-Institut for Evaluation and Simulation of Mental Health Care and of the Sigmund-Freud-Center in Germany. He is the author of more than 200 publications on the history and philosophy of science, editor of several editions of letters by Sigmund Freud and author of ten books on dream research and Freud biography, which have been translated into eight languages.

“I do not know anybody who is better informed about the life of my grandfather, or who knows more about psychoanalytical development than he does. It is no exaggeration to say that he is a Freudian encyclopaedia.”Anton Walter Freud, was Sigmund Freud's grandson (son of his eldest son Martin), he died in 2004.

• About this book. Chronicles and calendars. "Index of the letters and signs of love which I have received from my dear Martha." (1882) . "Our Secret Chronicle" (1883-1886). Notebooks (1901-1936). Fee list (1906-1921). Travel Journal America (1909). Patient calendar (1910-1920). War Calendar (1916-1918). Travel calendar Rome" (1923). "“Kürzeste Chronik” ("Shortest Chronicle") (1929-1939). "Chronology" (1893-1935). "Visitors' list" (1938-1939). List of letters received and sent (1938-1939). Sigmund Freud: 1856–1939: A Biographical Compendium. Appendices. Abbreviations. English translations of Freud’s writings and translations into German. Most important associations, societies and committees mentioned. Family trees. Sources used. Secondary literature used. Bibliography

Christfried Toegel is a historian of science based in Switzerland and a former director of the SALUS-Institut for Evaluation and Simulation of Mental Health Care and of the Sigmund-Freud-Center in Germany. He is the author of more than 200 publications on the history and philosophy of science, editor of several editions of letters by Sigmund Freud and author of ten books on dream research and Freud biography, which have been translated into eight languages.

“I do not know anybody who is better informed about the life of my grandfather, or who knows more about psychoanalytical development than he does. It is no exaggeration to say that he is a Freudian encyclopaedia.”Anton Walter Freud, was Sigmund Freud's grandson (son of his eldest son Martin), he died in 2004.

• About this book. Chronicles and calendars. "Index of the letters and signs of love which I have received from my dear Martha." (1882) . "Our Secret Chronicle" (1883-1886). Notebooks (1901-1936). Fee list (1906-1921). Travel Journal America (1909). Patient calendar (1910-1920). War Calendar (1916-1918). Travel calendar Rome" (1923). "“Kürzeste Chronik” ("Shortest Chronicle") (1929-1939). "Chronology" (1893-1935). "Visitors' list" (1938-1939). List of letters received and sent (1938-1939). Sigmund Freud: 1856–1939: A Biographical Compendium. Appendices. Abbreviations. English translations of Freud’s writings and translations into German. Most important associations, societies and committees mentioned. Family trees. Sources used. Secondary literature used. Bibliography