When Sumerians used these in war, they had 4 wheels & were drawn by big-eared equines called onagers
[DOC] [TLE] chapter 10 TECHNICAL, SOCIAL, CULTURAL AND MENTAL ... [PAR] moral) traits, their Wertrationalitt, whether they were materialistically or ... and 
the fronto-cortical dominated rational/calculatingand that these mental 
dispositions ... First, they used novel economic and managerial ... methods and a 
social and political organization to co-opt or coerce a large ...... (onagers) or oxen 
(Fig.