If you’re hoping to visit President Lincoln’s Cottage on particular date–perhaps the day the Lincolns first moved out to the Soldiers’ Home in 1862, or the day President Lincoln issued the preliminary Emancipation Proclamation the following September while still living at the Home, or if you’re interested in context for other events, or if you’re just curious about what Lincoln was doing on any given day, look to Lincoln Day-by-Day: A Chronology.
According to the website, which recently received a face lift, the information was originally developed by the Lincoln Sesquicentennial Commission with assistance from the Abraham Lincoln Association and published in 1960. It continues to be updated by the Papers of Abraham Lincoln project, and serves as a handy reference with excellent citations for additional research.