Arnold Schoenberg doctoral thesis by the renowned scholar Jan Maegaard, "Studien zur Entwicklung .. I-II" (1972), based on research in Schoenberg´s Californian archives etc.
I´m currently selling it on ebay.co.uk. Have a PayPal account.
Members here: DKK 150 (= 20 Euros) + postage DKK 100.
http://www.bach-cantatas.com/Lib/Maegaard-Jan.htm
For an updated price, detailed description etc., go to the eBay site. A discount from GMG members around 10%.