dated (february 2, 1889) albumen photographic print of adler and sullivan’s auditorium building under construction. note the tower beginning to rise, along with the piles of common building brick in the foreground. the building was competed the same year. adler and sullivan retained offices in the tower’s 16th and 17th floors until 1895 when the they dissolved their association.

note the massive derrick’s gin pole protruding from the base of the tower.

horse-drawn carts and piles of stacked brick along michigan avenue. note the trash chute built in interlocking sections against the facade.

late 19th century photographic image depicting auditorium building and/or hotel, with completed tower and observation deck (note: the observation deck has since been removed).