Continued.

Arithmetic and Mathematics.

Introduction to Arithmetic. Exercises and Problems in

&c. 144 Pages, Price 1s.

Arithmetic, Theoretical and
Practical. 286 Pages, Price 2s.
Key to Arithmetic.

140 Pages, Price 2s.

Algebra; without Answers. 64 Pages,
Price 1s.

Plane Geometry.

282 Pages, 262 Diagrams, Price 1s. 6d.
Key to Plane Geometry.
Single 108 Pages, Price 2s.
Explicit Euclid.

Book-keeping by Single and Double Entry. By WILLIAM INGLIS.

212 Pages, Price 1s. 6d.

Book-keeping by Single

Entry. 120 Pages, Price 1s.
Book-keeping. Set of Ruled
Foolscap Paper Books, adapted to Single
Entry, 2 Books, paper covers. Price 1s. 3d.
Book-keeping. Set of Ruled
Foolscap Paper Books, adapted to Double
Entry, 2 Books, paper covers. Price 1s. 3d.

Algebra: Theoretical and
Practical. 432 Pages, Price 3s.
Key to Algebra.

228 Pages, Price 2s. 6d.

Exercises and Problems in

An improved edition of Euclid. 266 Pages,
341 Diagrams, Price 2s.
Euclid's Propositions.
In a Series of Sheets, Price 2d. each.

Solid and Spherical Geo

metry and Conic Sections. 168 Pages, 151
Diagrams, Price 1s. 6d.

Practical Mathematics.
544 Pages, 330 Diagrams, Price 4s. 6d.
Key to Practical Mathe-
matics. 322 Pages, Price 3s. 6d.
Mathematical Tables.
346 Pages, Price 3s.

Algebra; with Answers and Hints to the Geometrical Chart, with

Solutions. 128 Pages, Price 2s.

Coloured Diagrams. In a Sheet, 2s. 6d.

The Sciences.

Rudiments of Knowledge, Astronomy.

88 Pages, 42, Wood-cuts, Price 8d., stiff cloth. 100 Pages, 39 Wood-cuts, Price 18. Introduction to the Sciences. 152 Pages, 51 Wood-cuts, Price 18.

Thoroughly revised and improved.

Matter and Motion.
72 Pages, 35 Wood-cuts, Price 10d.
Mechanics, Theoretical and
Practical. 102 Pages, 110 Wood-cuts, Price 1s.

Hydrostatics & Pneumatics.

82 Pages, 44 Wood-cuts, Price 10d. Acoustics.

84 Pages, 18 Wood-cuts, Price 1s. Optics.

116 Pages, 86 Wood-cuts, Price 18.

Electricity.

106 Pages, 45 Wood-cuts, Price 18.

Meteorology.

82 Pages, 11 Wood-cuts, Price 18.

Natural Philosophy. Vol. I.

340 Pages, 207 Wood-cuts, Price 38.

Natural Philosophy. Vol. II.

404 Pages, 181 Wood-cuts, Price 38. Chambers' Scientific Charts -containing upwards of TWENTY PICTORIAL ILLUSTRATIONS. 3 Sheets, 1s. 6d. each, or mounted on cloth and rollers, 4s. 6d.