Until the merger of the old Central Illinois Conference and the old Southern Illinois Conference in the mid 1990s, the Rockbridge Church was a part of the old Jacksonville District. A fun fact about this is that the Rockbridge Church was the southernmost church in the Central Illinois Conference (Medora Church was located in the Southern Illinois Conference.)
In the 1924 Conference Journal, the report from the Jacksonville District Superintendent listed the historical significance of the district. He identified three personalities associated with this area: Peter Cartwright, Peter Akers, and Abraham Lincoln. Here’s the page from the journal: