A volume of the ms concerned
Ann: Joseon Wangjo Sillok
(Annals of the Joseon Dynasty-Korea) (1415)
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Taken from: Ming China: Courts and Contacts 1400-1450 Edited by Craig Clunas
The arrival of giraffes as tribute in China caused such a sensation that the envoy from Joseon Korea sent representatives to congratulate the emperor in Beijing.
It is also recorded in the official Annals of the Joseon Dynasty 朝鮮王朝實錄 (Joseon wangjo sillok) (JWS, juan 171, 781–3.)