Including—I. Instruments used for Determining the Geometrical Features of a portion of Ground. II. Instruments employed in Astronomical Observations. By J. F. Heather, M.A. Illustrated. 1/6
⁂ The above three volumes form an enlargement of the Author’s original work, “Mathematical Instruments,” price 2/0. (Described at top of page.)
Mathematical Instruments:
Their Construction, Adjustment, Testing and Use. Comprising Drawing, Measuring, Optical, Surveying, and Astronomical Instruments. By J. F. Heather, M.A. Enlarged Edition, for the most part entirely re-written. The Three Parts as above, in One thick Volume. 4/6
The Slide Rule, and How to Use It.
Containing full, easy, and simple Instructions to perform all Business Calculations with unexampled rapidity and accuracy. By Charles Hoare, C.E. With a Slide Rule, in tuck of cover. Seventh Edition 2/6
Logarithms.
With Mathematical Tables for Trigonometrical, Astronomical, and Nautical Calculations. By Henry Law, C.E. Revised Edition 3/0
Compound Interest and Annuities (Theory of).
With Tables of Logarithms for the more Difficult Computations of Interest, Discount, Annuities, &c., in all their Applications and Uses for Mercantile and State Purposes. By Fedor Thoman, Paris. Fourth Edition 4/0