On the trail of the opium poppy   Creator:   Hosie, Alexander, Sir, 1853-1926 ( Author, Primary ) Publication Date:   1914 Publisher:   George Philip & Son Type:   Book Format:   2 vols. Source Institution:   SOAS University of London Subject Keyword:   China -- Description and travel Opium trade 亚洲 -- 中国 鸦片贸易 中国 -- 描述与旅行 Spatial Coverage:   Asia -- China Language:   English On the trail of the opium poppy ( 2 volumes )