Seng, Edward. **E.200,15
A new table of seven-place logarithms of all num- bers continuously up to 200,000. Prepared under the auspices of the managers of the Associated life insurance offices in Scotland, 2d issue improved, Williams end Norgete, London, 1683. (1), xxiv, 365 pp. Le 8°.
-Logarithms. Tables es: Math,