11. ORGANIC CHEMISTRY. By W. Marshall Watts, D.Sc., (Lond.,) Grammar School, Giggleswick.
12. GEOLOGY. By. W. S. Davis, LL.D., Derby.
13. MINERALOGY. By J. H. Collins, F.G.S., Royal Cornwall Polytechnic Society, Falmouth.
14. ANIMAL PHYSIOLOGY. By John Angell, Senior Science Master, Grammar School, Manchester.
15. ZOOLOGY. By M. Harbison, Head-Master Model Schools, Newtonards.
16. VEGETABLE ANATOMY AND PHYSIOLOGY. By J. H. Balfour, M.D., Edinburgh University.
17. SYSTEMATIC AND ECONOMIC BOTANY. By J. H. Balfour, M.D., Edinburgh University.
19. METALLURGY. By John Mayer, F.C.S., Glasgow.
20. NAVIGATION. By Henry Evers, LL.D., Plymouth.
21. NAUTICAL ASTRONOMY. By Henry Evers, LL.D.