The Ajax was a French automobile built by the American Briscoe brothers,

Benjamin Benjamin ( he, ''Bīnyāmīn''; "Son of (the) right") blue letter bible: https://www.blueletterbible.org/lexicon/h3225/kjv/wlc/0-1/ H3225 - yāmîn - Strong's Hebrew Lexicon (kjv) was the last of the two sons of Jacob and Rachel (Jacob's thir ...

and Frank, between 1913 and 1919. Originally built in Neuilly, it was a 12 hp cyclecar with 980 cc 4-cylinder engine with friction drive. It sold for £78. Production continued after the brothers returned to the United States where they built the Argo car, which was similar to the Ajax, differing in the inclusion of a more conventional transmission.

See also