https://www.cambridge.org/core/journals/antiquity/article/their-corpses-will-reach-the-base-of-heaven-a-thirdmillennium-bc-war-memorial-in-northern-mesopotamia/664312804723289D33D9D5CA2E32D1C2
Interesting, including speculation that some of the skeletal remains are of younger, acrobatic types used to jump up and down on the rear of battle carts to help turning, and biconical clay pellets as sling shot.
Intriguing, thanks.