Another movement, a huge slow-motion upheaval, was relocating the working capacity of Free China to the west. A steady trudging toiling stream of people carried goods and equipment and themselves out of the area of the invader into the independent zone. Boats, trains, carts, pack animals and coolies, under repeated bombing, shared in the inland trek from Canton, Nanking, Hsuchow and other cities. Factory machinery, government records, university libraries, the contents of hospitals, arsenals and offices, were transported in boxes slung on shoulder poles or packed in sampans and pulled upstream
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