Volume 170 of Rudolf Steiner's Complete Works
Section of the the Complete Works:
Private Lectures to the Members of the Anthroposophical Society

A cosiderably expanded and much more up-to-date version of this database is available in the Aelzina Books Complete Works Database.

German Title:

Das Rätsel des Menschen. Die geistigen Hintergründe der menschlichen Geschichte. Kosmische und Menschliche Geschichte Band I

Title in Literal English Translation:

The Riddle of the Human Being. The Spiritual Background to Human History. Cosmic and Human History, Volume I

Notes on the German Editions:

Known Lecture Dates in the German Volume:

Dornach: 1916-07-29 
Dornach: 1916-07-30 
Dornach: 1916-07-31 
Dornach: 1916-08-05 
Dornach: 1916-08-06 
Dornach: 1916-08-07 
Dornach: 1916-08-12 
Dornach: 1916-08-13 
Dornach: 1916-08-15 
Dornach: 1916-08-21 
Dornach: 1916-08-26 
Dornach: 1916-08-27 
Dornach: 1916-08-28 
Dornach: 1916-09-02 
Dornach: 1916-09-03 

Total Lectures in the German volume: 15

English Publishing History:

Title: The Riddle of Humanity - 15 lectures Dornach

Complete German volume?: Yes
Publisher: Rudolf Steiner Press
Most Recent Year Published: 1990
Year of original Copyright: 1990
ISBN: 1-85584-105-3
Translator(s): J. F. Logan
Number of Lectures: 15
Number of Pages: 218
Book Type: Paperback

Comments: ?>

Google Books link: If Google Books has a page for The Riddle of Humanity by Rudolf Steiner, it will be here.

SteinerBooks Cataloge: If SteinerBooks has The Riddle of Humanity by Rudolf Steiner in stock, it will be here.

Title: Memory and Habit - Sense for Truth, Phenomenon of Metamorphosis in Life - 3 lectures Dornach

Complete German volume?: No
Publisher: Anthroposophical Publishing Co.
Most Recent Year Published: 1948
Year of original Copyright: 1948
ISBN: none
Number of Lectures: 3
Number of Pages: 58
Book Type: Paperback

Comments: GA 170 contains 15 lectures.?>

Google Books link: Google Books does not have a link to this particular edition.

SteinerBooks Cataloge: SteinerBooks does not have a listing for this particular edition.

Online Sources:

If volume 170 of the Complete Works is available online in the RSArchive, it will be here. (If not, you will get the main page listing all the books that the archive currently has online.)

Other online sources: None known.

Google Books has a listing for The Riddle of Humanity by Rudolf Steiner, an English translation of the complete German volume.

The information above is believed to be accurate, but may not be complete. Translation of GA title by Daniel Hindes. Assembled by Daniel Hindes with much help.