Purifiers used in making flour

The image shows purifiers used in making flour. The photo was taken sometime in the early twentieth century, probably around 1925. It is similar to the equipment installed late in the 1890s by Guenther.
The image shows purifiers used in making flour. The photo was taken sometime in the early twentieth century, probably around 1925. It is similar to the equipment installed late in the 1890s by Guenther.