A Dictionary of science, literature, and art [electronic resource]: comprising the history, description, and scientific principles of every branch of human knowledge; with the derivation and definition of all the terms in general use (1844)
Brande, William Thomas, 1788-1866, Cauvin, Joseph · New York : Harper & brothers · leaf 819
sul-pha -naphthalie acid. NAPIERS RODS, or BONES. An instrument contrivedby the celebrated Lord Napier, the inventor of the loga-rithms, for the purpose of performing mechanically the arith-metical operations of multiplication and division. Napiersrods consist of small squared pieces of bone or…
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