Lardner on the Electric Telegraph, Popularised. With 100 Illustrations. (From “The Museum of Science and Art.”) 12mo., 250 pages. 2s., cloth lettered.
⁂ The following Works from “Lardner’s Museum of Science and Art,” may also be had arranged as described, handsomely half bound morocco, cloth sides.
| Common Things. Two series in one vol. | 7s. 6d. |
| Popular Astronomy. Two series in one vol. | 7s. 0d. |
| Electric Telegraph, with Steam and its Uses. In one vol. | 7s. 0d. |
| Microscope and Popular Physics. In one vol. | 7s. 0d. |
| Popular Geology, and Bee and White Ants. In one vol. | 7s. 6d. |
Lardner on the Steam Engine, Steam Navigation, Roads, and Railways. Explained and Illustrated. Eighth Edition. With numerous Illustrations. 1 vol. large 12mo. 8s. 6d.
A Guide to the Stars for every Night in the Year. In Eight Planispheres. With an Introduction. 8vo. 5s., cloth.
Minasi’s Mechanical Diagrams. For the Use of Lecturers and Schools. 15 Sheets of Diagrams, coloured, 15s., illustrating the following subjects: 1 and 2. Composition of Forces.—3. Equilibrium.—4 and 5. Levers.—6. Steelyard, Brady Balance, and Danish Balance.—7. Wheel and Axle.—8. Inclined Plane.—9, 10, 11. Pulleys.—12. Hunter’s Screw.—13 and 14. Toothed Wheels.—15. Combination of the Mechanical Powers.
LOGIC.
De Morgan’s Formal Logic; or, The Calculus of Inference, Necessary and Probable. 8vo. 6s. 6d.
Neil’s Art of Reasoning: a Popular Exposition of the Principles of Logic, Inductive and Deductive; with an Introductory Outline of the History of Logic, and an Appendix on recent Logical Developments, with Notes. Crown 8vo. 4s. 6d., cloth.