Jerusalem. Oct 1. -- Great Britain struck with mailed fist today to crush a new wave of terrorism in the Holy Land. On sweeping measures the authorities outlawed the Arab Higher Committee and started rounding up Its influential members. With telephone communication from the city suspended, and roads heavily guarded, police carried out their large-scale operations before dawn. Silently they surrounded houses of Arab leaders, searching one after vhe other. Dr. Hussein Khalidl, mayor of Jerusalem, and Fuad Saba, secretary of the Higher Committee, were reported arrested and taken aboard H.M.S. "Sussex" at Haifa. The manager of an Arabian bank...