Aq Qoyunlu Turkmen Soldiers from the "Big Head" Shahnama by Firdawsi, Gilan, Iran, 1494

The Iranians Seek Refuge on Mount Hamavan, While the Turanians Inspect Their Deserted Camp
Kay Khusrau reviews his troops
Kay Khusraw Marches to Gudarz’s Rescue
Bijan Takes The Rein To Aid Gustaham
Kay Khusrau receives his rival Fariburz, 1494 Shahnama
Bizhan Brings Back the Head of Human
The Battle Between Kay Khusraw and the King of Makran
The Battle of the Twelve Heroes

mirror site:
Aq Qoyunlu Turkmen Soldiers from the "Big Head" Shahnama by Firdawsi, Gilan, Iran, 1494
A couple of these have very large, detailed images.

Druzhina
Later Timurid and Turkmen Illustrations of Costume & Soldiers