Bookbinding and the Conservation of Books
A Dictionary of Descriptive Terminology

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potassium carbonate

A white deliquescent salt (K 2 CO 3 ), which dissolves readily in water to give a strong alkaline solution. It was used in the execution of BEDFORD STYLE bindings, TREE CALF bindings, etc. Also known as "pearl ash," and "salts of tartar."

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Timestamp: Saturday, 19-Nov-2011 13:18:43 PST
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