anual will be found well adapted
for initiating the uninformed into the mysteries of the structure
and function of their own bodies."--_Athenaeum._

A DICTIONARY OF DERIVATIONS

Of the English Language, in which each word is traced to its primary
root. Forming a Text-Book of Etymology, with Definitions and the
Pronunciation of each word. 16mo, $1.00.

A HAND BOOK OF SYNONYMS

Of the English Language, with Definitions, &c. 16mo, cloth. $1.00.

[symbol: triangle] These two Manuals are very comprehensive in a small
compass.

IN COURSE OF PUBLICATION.

Putnam's Elementary and Advanced Science Series,

_Adapted to the requirements of Students in Science and Art Classes, and
Higher and Middle Class Schools._

ELEMENTARY SERIES.

_Printed uniformly in 16mo, fully Illustrated, cloth extra, price, 75
cents each._

1. PRACTICAL PLANE AND SOLID GEOMETRY. By H. Angel, Islington Science
School, London.

2. MACHINE CONSTRUCTION AND DRAWING. By E. Tomkins, Queen's College,
Liverpool.

3A. BUILDING CONSTRUCTION--STONE, BRICK AND SLATE WORK. By R. S. Burn,
C.E., Manchester.

3B. BUILDING CONSTRUCTION--TIMBER AND IRON WORK. By R. S. Burn, C.E.,
Manchester.

4. NAVAL ARCHITECTURE--SHIPBUILDING AND LAYING OFF. By S. J. P. Thearle,
F.R.S.N.A., London.

5. PURE MATHEMATICS. By Lewis Sergeant, B.A., (Camb.,) London.

6. THEORETICAL MECHANICS. By William Rossiter, F.R.A.S., F.C.S., London.

7. APPLIED MECHANICS. By William Rossiter, F.R.A.S., London.

8. ACOUSTICS, LIGHT AND HEAT. By William Lees, A.M., Lecturer on
Physics, Edinburgh.

9. MAGNETISM AND ELECTRICITY. By John Angell, Senior Science Master,
Grammar School, Manchester.

10. INORGANIC CHEMISTRY. By Dr. W. B. Kemshead, F.R.A.S., Dulwich
College, London.

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