[3] It moved from its original small, single-room office inside the Lincoln Building at historic 18th & Vine Streets in Kansas City to a 2,000-square-foot (190 m2) space in 1994.

One can walk onto a field adorned by nearly life-sized bronze statues of twelve figures from Negro league history.

Crouching behind the plate is Gibson, one of the most prolific hitters in baseball history, a man who allegedly hit over 80 home runs in one season.

On the mound is perhaps the most famous Negro leaguer of all time, Satchel Paige, who became a rookie in the major leagues at age 42 in 1948.

At the plate is Martín Dihigo, the only man to be inducted into the Halls of Fame in three countries: Mexico, Cuba, and the United States.

Other statues commemorate Rube Foster, the founder of the first Negro National League, and Buck O'Neil, a former Kansas City Monarch and a member of the board of the museum until his October 6, 2006, death.

The signatures on these baseballs include names such as Hank Aaron, Cool Papa Bell, and Lionel Hampton.