Weights and Measures.

Weights and Measures of All Nations. W. Woolhouse. (Virtue Bros. 1863.) 1s. 6d.

Foreign Measures and their English Values. R. C. Carrington. (Potter. 1864.)

Construction of Maps.

Manual of Map-making. A. Jamieson. (Fullarton. 1846.) 2s.

Manual of Topographical Drawing. Lieut. R. Smith. (J. Wiley. 1854.) 5s.

Projection of the Sphere.

Projection and Calculation of the Sphere. S. M. Saxby. (Longman and Co. 1861.) 4s. 3d.

Use of Instruments.

Treatise on Principal Mathematical and Drawing Instruments. F. Williams. (Weale. 1857.) 3s. 2d.