They were refugees. We know them as "the peril from the East." Fear of pogroms has welded them together like a landslip of unhappiness and grime that, slowly gathering volume, has come rolling across Germany from the East. A few clumps of them have come to rest for the time being in the East End of Berlin. A small minority of them are young and healthy, like Geza Furst, the born cabin boy. Mostly they are old and frail, if not broken.