14. ANIMAL PHYSIOLOGY. By J. Cleland, M.D., F.R.S., Professor of Anatomy and Physiology, Galway.
15. ZOOLOGY. By E. Ray Lankester, M.A., (Oxon.,) London.
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 W. H. Greenwood, A.R.S.M. 2 Vols.
20. NAVIGATION. By Henry Evers, LL.D., Professor of Applied Mechanics, Plymouth.
21. NAUTICAL ASTRONOMY. By Henry Evers, LL.D., Plymouth.
22. STEAM AND THE STEAM ENGINE--LAND, MARINE, AND LOCOMOTIVE. By Henry Evers, LL.D., Plymouth.
23. PHYSICAL GEOGRAPHY. By John Young, M.D., Professor of Natural History, Glasgow University.