Headline from the Chicago Tribune, Oct. 3 1863, reporting Lincoln’s declaration of an official Thanksgiving Day.
The 26th would be the holiday until FDR made the fourth Thursday of every November the official holiday.
An arch erected at 12th Street and Michigan Ave during the mourning period after Lincoln’s assassination, 1865, Chicago.
Briggs Building, Wells and Randolph streets, c.1859. Lincoln and his aides planned his campaign from this buidling.
Lincoln’s funeral procession in Chicago, c.1865
A little research on google tells me this location (from the hunt barbour and hale sign) was at 3,5 and 7 Lake Street….