Trevis
Trevis was an American racing car constructor of the 1950s and 1960s, begun by Floyd Trevis of Youngstown, Ohio. Trevis cars competed in FIA World Championship (Indy 500 only) and USAC events from 1951 to 1961.
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Wikipedia
Trevis was an American racing car constructor of the 1950s and 1960s, begun by Floyd Trevis of Youngstown, Ohio. Trevis cars competed in FIA World Championship (Indy 500 only) and USAC events from 1951 to 1961.