Gifts given by Czechoslovakia and Hungary to People's China on her 10th anniversary last October are being put to good use.Two single-propeller L-60 monoplanes from Czechoslovakia have spraying and...
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Gifts given by Czechoslovakia and Hungary to People's China on her 10th anniversary last October are being put to good use.Two single-propeller L-60 monoplanes from Czechoslovakia have spraying and...