Fault Lines by David Pryce-Jones Criterion Books, 2015, 364 pages, $24.95 ______________________________ While living in Czechoslovakia for six months in 1994 after the collapse of communism, I became aware of a group of aristocratic families spread over Central Europe, the Kinskys, Harrachs, Lobkovitzes and others, some returning to claim their palaces and castles around Prague. One of them, Prince Karl Schwarzenberg, became Foreign Minister in President Havel’s government. In parallel with them there existed in Central Europe a group of assimilated Jewish families who had made fortunes as Europe industrialised in the nineteenth century. On his mother’s side David Pryce-Jones…