Select mechanical exercises: shewing how to construct different clocks, orreries, and sun-dials. On plain and easy principles. With several miscellaneous articles, and new tables. I, for expeditiously computing the time of any new or full moon within ... 6,000 years before and after the 18th century ... II. For graduating and examining the usual lines ... To which is prefixed, a short account of the life of the author / by James Ferguson.

  • Ferguson, James, 1710-1776.
Date:
1778
Catalogue details

Licence: Public Domain Mark

Credit: Select mechanical exercises: shewing how to construct different clocks, orreries, and sun-dials. On plain and easy principles. With several miscellaneous articles, and new tables. I, for expeditiously computing the time of any new or full moon within ... 6,000 years before and after the 18th century ... II. For graduating and examining the usual lines ... To which is prefixed, a short account of the life of the author / by James Ferguson. Source: Wellcome Collection.

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    der the title of Trigonometria Britan- Wiad. - a A s were thefe numbers com- -—, planned by the wifdom of the ingenious Lord of Merchifton, and the great building rear’d, in nice con- formance thefeto, by the moft induf- — trious and learned. Henry Briggs, in a few years; and it is difficult to de- termine in thefe two great men, which is the moft admirable; the fagacity of the inventor, or the indefatigable application of the calculator, In the Arithmetica Logarithmica, Mr. Briggs had calculated the logarithms of all the natural numbers from 1 to 20000, and from goooo to 101000; leaving the interval to be filled by the ingenious; to any of whom, in his preface, he offers paper properly rul- ed, and neceflary inftructions, he pur- -pofing, in the mean time, to employ himfelf on his Triangular Canon, and having left no labour which an ordi- nary {kill might-not perform. But Adrian Vlaac, of Targou, or Gouda - & 3 in