In 1888, the building was included in the printed October 1888 Sanborn Fire map of Adrian.
The first floor is already marked “Tobac. Off” Next door to the north there are a variety of businesses occupying the Armory Block building, including an undertaker, a dining hall, and the Adrian Times newspaper.
Find the full collection of 1888 Sanborn map images here: https://www.loc.gov/resource/g4114am.g039001888