cover KWEISIEN: 1949 (20 Aug.) advertising envelope to Hong Kong bearing Kwangsi Province 5c. on $40,000 on 20c. cancelled by a fine strike of the Kweisien bilingual c.d.s. and showing Canton transit on reverse; attractive

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cover KWEISIEN: 1949 (20 Aug.) advertising envelope to Hong Kong bearing Kwangsi Province 5c. on $40,000 on 20c. cancelled by a fine strike of the Kweisien bilingual c.d.s. and showing Canton transit on reverse; attractive