Concept
Version 13
Created by Boundless
The Islamic Golden Age
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Hamdanid gold dinar, Nasir al-Dawla and Sayf al-Dawla."
http://en.wikipedia.org/wiki/Islamic_calligraphy%23mediaviewer/File:Hamdanid_gold_dinar,_Nasir_al-Dawla_and_Sayf_al-Dawla.jpg
Wikipedia
Public domain.