 Richards and Patrick Blackett often attended.Philip Spratt, Maurice Dobb, John Desmond Bernal, Ivor Montagu, the historian Allen Hutt, A. L. Morton, A. L. Bacharach, Barnet Woolf and Michael Roberts comprised the tiny handful of Communist Party members at the university at that time.Spratt, Woolf and Roberts would sell the "Worker's Weekly" to railwaymen at the town railway station or canvass the working-class areas of Cambridge.