The A.A.C.G.S provides the Central Illinois community with a solid local research base and networks with other societies' local, state, and national resources. As we have begun our research, already we have located many slave names and owners during the period of 1619 - 1860. African-Americans have helped to build and have remained unacknowledged for far too long. We have the great task of researching and recognizing those African-Americans who helped to make America the great country it is.

Exhibits, artifacts, and research library document the life and business of the Mueller family. Pioneers in the development of the automobile, Hieronymus and his children hald patents on the water cooled radiator, spark plug, and variable speed transmission. The Mueller family also invented plumbing and gas equipment. Displays at the museum highlight his inventive genius and the successful business he developed.