This review was written for the section Looking Back
publication Excerpts from Zentralblatt Math
has new reviews of classical books and papers).
In the review, I tried to place the Seminar in it historical context.
The review will be reprinted in the Newsletter of the European Mathematical
Society 2013 (March or June).
Posted March 31, 2012 (3 pages); minor fixes April 7, 2012.