. The book of wheat : an economic history and practical manual of the wheat industry. THE MILLING OF WHEAT 263. AMERICAN INDIAN CORN MORTAR AND PESTLE The Mortar and Pestle.—In time, the globular crusher be-came oval in form, which was of great advantage when the cupsbecame deep. Eventually, it elongated into the pestle. No-madic tribes found it advantageous to utilize a portable rockfor the under stone. Shaped outside aswell as inside, this became the grainmortar. Wooden mortars and pestleswere now also made in imitation of&y ^W^ i ^\ those made of stone. The wooden mor- WJ ^l%„...^^ k\ tars
. The book of wheat : an economic history and practical manual of the wheat industry. THE MILLING OF WHEAT 263. AMERICAN INDIAN CORN MORTAR AND PESTLE The Mortar and Pestle.—In time, the globular crusher be-came oval in form, which was of great advantage when the cupsbecame deep. Eventually, it elongated into the pestle. No-madic tribes found it advantageous to utilize a portable rockfor the under stone. Shaped outside aswell as inside, this became the grainmortar. Wooden mortars and pestleswere now also made in imitation of&y ^W^ i ^\ those made of stone. The wooden mor- WJ ^l%„...^^ k\ tars were sometimes 2 feet in diameter,and the pestles 4 feet in length. Thefirst development in the direction ofgrinding instead of pounding was whenthe pestle was ridged at the bottom,and the grain was partly jjounded andpartly grated by giving a rotaiymotion to the handle of the pestle orpounder. The Saddle Stone is another type of primitive millingdevices. The upper surface of this was made concave, and inthe hollow thus formed the grain was rubbed or ground byanother stone, the muller, which was no
Size: 1502px × 1663px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookidbookofwh, booksubjectwheat
