THOMAS H. HUXLEY'S WORKS. 

 Collected Essays. 



Vol. i. Method and Results. 



" 2. Darwiniana. 



" 3. Science and Education. 



" 4. Science and Hebrew Tradition. 



" 5. Science and Christian Tradition. 



" 6. Hume. 



" 7. Man's Place in Nature. 



" 8. Discourses, Biologicaland Geological. 



" 9. Evolution and Ethics, and Other 

 Essays. 



nmo. Cloth, $1.25 per volume. 



The Crayfish : 



An Introduction to the Study of Zoology. 

 With 82 Illustrations. i2mo. Cloth, $1.75. 



Manual of the Anatomy of Vertebrated 



Animals. Illustrated. i2mo. Cloth, $2.50. 



Manual of the Anatomy of Invertebrated 



Animals. Illustrated, nmo. Cloth, $2.50. 



Physiography : 



An Introduction to the Study of Nature. With 

 Illustrations and Colored Plates, nrao. Cloth, $2. 50. 



New York : D. APPLETON & CO., 72 Fifth Avenue. 



