Is this believed to be Fowlerville? IT looks like you can see straight through the building to the windows on the other side. Both sides of the building seem to match this structure:

http://fowlerville.blogspot.com/2010/09/coughran-school-house.html

and

https://www.fowlervillehistory.org/historic-resources/historic_photos/old_country_schools_conway_/coughran_school_interior.html#previous-photo

These little schools were scattered all around Fowlerville so it may give a good estimate at the location of the farm house, if accurate.