When Christopher Isherwood moved to Berlin in November 1929, he was virtually unknown as a writer. His first novel All the Conspirators (1928), for which he’d received an advance of £30, had sold less than 300 copies. Isherwood had long rebelled against his privileged background, and he immediately felt at home in the bohemian atmosphere of Berlin, where he would reside for the next two and half years: writing, giving English lessons, and watching as the Weimar Republic unravelled around him. Sensing the literary potential of his life at this time, he captured in his diary the people and events that would provide the raw material for his Berlin novels, Mr Norris Changes Trains (1935) and Goodbye to Berlin…
Poller, Jake. "Goodbye to Berlin". The Literary Encyclopedia. First published 08 January 2011; last revised 30 November -1.
[http://www.litencyc.com/php/sworks.php?rec=true&UID=4908, accessed 26 April 2015.]