Lawrenceville
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A circuit built around the WW2 George Field, a bomber training base
for the Army Air Force. The wide concrete runways and support roads were
used in two different configurations - one of 3.6 miles and one of 2.7 miles.
The Central Illinois region of the SCCA was the organiser of the races held
from the mid-1950s through to the early 1960s.