![](http://www.alamy.com/thumbs/6/17BCA99B-E336-4F38-8657-69202F331504/HRP4P6.jpg)
Chinese Invention, 1313
Chinese invention 1313. Crank in the form of eccentric lug, fitted with connecting-rod and hand to hand bar to allow of the simultaneous labor of several persons at a grain hulling mill. A gristmill grinds grain into flour. The term can refer to both the grinding mechanism and the building that holds it.
Size: 2834px × 4500px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1313, 14th, applied, art, artwork, asian, bw, century, chinese, corn, drawing, engineering, flour, grain, grist, gristmill, historic, historical, history, hulling, illustration, invention, mechanical, mechanics, men, mill, people, science, technological, technology, workers