The portrait of Abraham Lincoln hanging in the entranceway is one of the only hints of the building's lost history. Bellevue Place, a grand structure with a limestone facade and towering windows, was once a sanitarium for women - and in the summer of 1875 a Cook County jury declared Mary Todd Lincoln insane and sent her here against her will. The building is now an apartment complex, and the details of Lincoln's stay have been lost in the passage of time. But current residents say they often wonder about the former first lady. "To think she walked up these...