This 1970’s short film provides detailed steps in bringing the grain to the mill, hoisting the grain, and technical scenes of mill operation. It develops an appreciation of what was involved to mechanize the grinding of grain in small frontier communities.
Source: Philip Courter & Gay Courter, Grist Miller, Courter Films, Courter Video at Archive.org, ACI Films, Inc., 1975 short film, https://archive.org/details/GristMillerH264.
Midwest Computer Genealogists 