- From the Stevens Point Brewery's archives.
- The Stevens Point Brewery in 1956.
- From the Stevens Point Brewery's archives.
- HYDROMATIC PROPELLER DEVELOPMENT HISTORY.
- In the fermenting cellar on the second floor in the brew house.
- PAGE 5.
- From the Stevens Point Brewery's archives.
- HYDROMATIC PROPELLER DEVELOPMENT HISTORY. PAGE 3.
- From the Stevens Point Brewery's archives.
- HYDROMATIC PROPELLER DEVELOPMENT HISTORY.
- From the Stevens Point Brewery's archives.
- HYDROMATIC PROPELLER DEVELOPMENT HISTORY. PAGE 2.
- From the Stevens Point Brewery's archives.
- A aeroplane view of the Stevens Point Brewery, circa 1968.
- PAGE 7.