Page:This Journey through the Pure Food Factories (1906).djvu/13

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On the Elevated Wheat Conveyor a Sign Appears for Your Perusal.

Then we will start through the works and illustrate how Postum and Grape-Nuts are made.

mixed in certain proportion with entire wheat flour made from the choicest grade of wheat.
This combined or blended flour is then made up into great loaves of dark brown colored bread, sliced by machinery, and the slices placed in secondary ovens where another long term of slow heat turns the remaining starch into sugar. Then these

Steel Wheat Tanks.

Each tank has a capacity of about 25,000 bushels of wheat. The wheat is carried to these tanks on an endless belt in the runway shown at top, is deposited in any specified tank, and when desired for use, is drawn out from the bottom by conveyors and carried to the flour milling room. There are other elevators in a distant part of the plant.

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