Arib ibn Sa'd al-Qurtubi: Silat Ta'rikh al-Tabari (Continuation on Tabari’s History) (d976)
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Taken from: http://rbedrosian.com/Byz/Cutler_2001_Byz_Gifts.pdf
(The mission to Baghdad of two envoys from Constantine VII the Byzantine Emperor in 917-918)
He (Arib) talks about the quantity of gold and silver objects, jewels, and carpets laid out to astonish the Greeks, as did the elephants, giraffes, lions, and panthers paraded on the banks of the Tigris.
A map of Baghdad (14th century)