Ing "Doc" Hay ID: 3252 | This file appears in: Kam Wah Chung & Co. Source: "Ing Hay Wah. Doc Hay. Chinese is 伍于念, pinyin is Wǔ Yúniàn, Wade-Giles is Wu Yu-nien." 1880. Via Wikimedia Commons. https://commons.wikimedia.org/wiki/File:Ing_Hay_Wah._Doc_Hay._Chinese_is_%E4%BC%8D%E4%BA%8E%E5%BF%B5,_pinyin_is_W%C7%94_Y%C3%BAni%C3%A0n,_Wade%E2%80%93Giles_is_Wu_Yu-nien.jpg Download Original File Source"Ing Hay Wah. Doc Hay. Chinese is 伍于念, pinyin is Wǔ Yúniàn, Wade-Giles is Wu Yu-nien." 1880. Via Wikimedia Commons. https://commons.wikimedia.org/wiki/File:Ing_Hay_Wah._Doc_Hay._Chinese_is_%E4%BC%8D%E4%BA%8E%E5%BF%B5,_pinyin_is_W%C7%94_Y%C3%BAni%C3%A0n,_Wade%E2%80%93Giles_is_Wu_Yu-nien.jpg "Ing "Doc" Hay " appears in: Kam Wah Chung & Co.