Making Acorn Meal

Woman leaching tannic acids from acorn meal. A bedsheet is placed in a sand basin and surrounded with pine needles. The meal is put in the sheet and warm water is poured over it until the leaching process is complete. Photo by Norman Wilson, Oct. 1958. (Sturtevant, William C., HANDBOOK OF NORTH AMERICAN INDIANS, Vol. 8 California, (Smithsonian Institute, Washington 1978))

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