Chapman Dairy - Hillman  1920's
Milk in round Qt. bottles with green pyro

Pine Grove Dairy - Hillman MI 1940-50's
Milk in Square 1/2 Pt & Qt. bottles with red labels.  Noted there may be a round qt pyro in red as well.

Carrier Dairy - Hillman, MI  1950's
I have been told they had a bottle with their name on it, but I can only find the bottle caps they used

C. E. Burns Dairy  - Lewiston, MI

Baker & Son Dairy - Atlanta, MI  1950-60's
Milk in round Qt. bottles with orange pryo

Peter Harper Dairy - Atlanta, MI  1920-30's
​Milk in round embossed Qt. bottle