=HIGHER MATHEMATICS:= a Text-Book for Classical and Engineering Colleges. Edited by M. MERRIMAN and R. S. WOODWARD. 8vo. 2ls. net. --------------------- =STEAM BOILERS.= By CECIL H. PEABODY and E. F. MILLER, Professor of Marine Engineering and Naval Architecture. 8vo. 17s. net. DIAGRAMS FOR CLASS TEACHING. (_Adapted to the Requirements of the Science and Art Department._) =THE PRINCIPLES OF MINING.= Arranged by E. T. HOWARD, M.A., F.G.S , and E. W. SMALL, M.A., B.Sc., F.G.S. These Diagrams have been arranged in accordance with the list given in the Directory of Science and Art (1895). The object has been to supply a really useful selection at a very moderate cost. Twelve sheets, size 30 in. by 40 in. Price 21s. net; on rollers and varnished, £2 2s. net. =TERRESTRIAL AND ASTRONOMICAL PHENOMENA AND OBJECTS.= By R. A. GREGORY, F.R.A.S., author of “Elementary Physiography,” “The Planet Earth,” &c. These diagrams have been prepared to illustrate Phenomena and Objects which cannot be experimentally demonstrated or easily observed. It is believed that they will not only be of value in Departmental Classes, but also in Elementary Schools where Physical Geography is taught. Twelve sheets, size 30 in. by 40 in. Price 21s. net; on rollers and varnished, £2 2s. net. --------------------- BOTANICAL. =ILLUSTRATING A PRACTICAL METHOD OF TEACHING BOTANY.= By Professor HENSLOW, F.L.S. Nine sheets coloured, 42 in. by 31 in., £2; on rollers and varnished, £3 3s. MACHINE DETAILS. =SIXTEEN COLOURED DIAGRAMS.= By Professor UNWIN. 31 in. by 23 in., £2 2s.; on rollers and varnished, £3 14s. MODELS. =SYLLABUS OF ART EXAMINATIONS.= _Minute by Science and Art Department._ MODEL DRAWING, ELEMENTARY AND ADVANCED STAGES. Models and Vases prescribed by the Science and Art Department for the use at the above Art Examinations. These Models and Vases have been duly approved by the Authorities, and specially manufactured for CHAPMAN & HALL, LIMITED. _The Entire Collection consists of_— 1. VASE—Bottle. 8. HEXAGONAL PRISM. 2. VASE—Majolica Vase. 9. TRIANGULAR PRISM. 3. VASE—Large Earthenware Vase. 10. SQUARE PRISM. 4. CUBE—Large. 11. SQUARE PYRAMID. 5. CUBE—Small. 12. SKELETON CUBE. 6. CONE. 13. SPHERE. 7. CYLINDER. 14. RING. Price in box, complete, £4 net. Set for Elementary Stage (Subject 3A—First Figure), £2 16s. net. Set for Advanced Stage (Subject 3A—Second Figure), £1 4s. net.