The Triangle Restaurant (1870-1920's, Chicago, IL). An Art-Deco remodel of and existing 1870's building by Joseph G. Ludgin. The ornate terracotta that refaced the building was created by Northwestern Terra Cotta Company of Chicago. The building was demolished in 1986-87. City Museum owns several pieces of this unique terra cotta, currently on display outside the entrance to the Architectural Museum on the 3rd floor.