Page:The crayfish - an introduction to the study of zoology (IA crayfishintroduc00huxl 2).pdf/394

 EMINENT MODERN SCIENTISTS. Herbert Speer’s Works, 13 toIe.. 12mo. Cloth, $24,25, 1. Fir3t Principles.$2 2. Principles of Biology. 2 vols....... 4 3. Principles of Psychology. 2 vols. 4 4. Principles of Sociology... 2 5. Data of Ethics... 1 6. Study of Sociology. (Inter national Scientific Series).. 1 Philosophy of Style.

00

7. Education

00

8 Discussions in Science, Philosophy, and Mor¬ als.

2 00

9. Universal Progress.

2 00

10. Essays: Moral,Political, and Esthetic..

2 00

00 00 50

$1 25

.

50 11. Social Statics.. 12ino. Flexible clotb, 50 cents.

2 00

Charles Darwin's Works, 11 to1s„ 12io. Cloth, $24,00, 1. 2. 3. 4. 5.

Origin of Species.$2 Descent of Man. 3 Journal of Researches... 2 Emotional Expression... 3 Animals and Plants un¬ der Domestication. 2 vols. 5

00 00 00 50 00

6. Insectivorous Plants— $2 00 7. Climbing Plants. 1 25 8. Orchids fertilized by In¬ sects. .. 1 75 9. Fertilization in the "Vegetable Kingdom. 2 00 10. Forms of Flowers. 1 50

Thomas H, Hmlay's Works, 10 TOls,, 1210. Cloth, $16,25. 1. Man’s Place in Nature... $1 25 2. On the Origin of Species. 1 00 3. More Criticisms on Dar¬ win, and Administra¬ 50 tive Nihilism. 4. A Manual of the Anat¬ omy of V ertebrated Animals. Illustrated_ 2 50 5. A Manual of the Anat¬ omy of Invertebrated Animals. Illustrated.... 2 50

6. Day Sermons, Addresses, and Reviews.$1 75 7. Critiques and Addresses.

1 50

8. American Addresses —

1 25

9. Physiography...

2 50

10. Elements of Physiology and Hygiene. By T. H. Hijxley and W. J. YouMANS. 1 VOl. 1 50

John Tyndall's Works, 10 yols.. 12mo, Cloth, $19,75,

1. 2. 3. 4. 5.

J 6. Hours of Exercise in the Heat as a Mode of Motion. $2 00 Alps. $2 On Sound. 2 00 7. Faraday as a Discoverer. 1 Fragments of Science— 2 50 8. On Forms of Water. 1 Light and Electricity. 1 25 9. Radiant Heat. 5 Lessons in Electricity— 1 00 10. Six Lectures on Light., l Banquet at Delmonico’s, 50 cents; Belfast Address, 50 cents. D.

APPLETON &

CO., Publishers, New York.

00 00 50 00 50