was published in November 2011.
To buy the book: http://www.amazon.de/Wer-einmal-war-Gro%C3%9Fb%C3%BCrgertum-1800-1938/dp/3850027503/ref=sr_1_1?ie=UTF8&qid=1322433915&sr=8-1
Find the index: http://www.genteam.at
Georg Gaugusch is an internationally recognised specialist on Jewish genealogy. He has published a score of publications on this topic. He lives in Vienna and does research all over Europe.