Persian armoured cavalry in the
Sassanid Rock Relief of Hormuzd II at Naqsh-i Rustam
Photo from euskal-go
Referenced as figure 53 in The military technology of classical Islam by D Nicolle
53A and 53B. Rock-relief, A - "Sassanian page" B - "East Sassanian rebel (?)," Triumph of Hormuzd II, early 4th century AD, Sassanian, in situ, Naqsh-i Rustam (Pope).
[The "Page" may be holding a standard with 3 streamers attached to a T-bar with a ball shaped plume dangling from each end. His helmet has a knob on top rather than a plume.]
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