INTERNATIONAL SCIENTIFIC SERIES. 



VOLUMES IX I'R ETA RATION. 



THE SUN. By Prof. YOUNG, of Princeton College. With numerous Illustrations 



CHROMATICS. From the Modern Point of View. By Prof. O. N. ROOD, of 

 Columbia College. 



ILLUSTRATIONS OF THE LOGIC OF SCIENCE. By CHARLES S. 



1'EIRCE. 



BREAD: The Theory and Science of its Production. By Prof. E. N. HORSFORD. 



THE FIRST PRINCIPLES OF THE EXACT SCIENCES EX- 



PLAIN F,D TO 1 UK NON-MATHEMATICAL. By Pr,..i. \V. KINGDOM 

 CLIFFORD. (In press.) 



THE PHYSICAL GEOGRAPHY OF THE SEA. By W. B. CAR- 

 PENTER, LL. D., F. R. S. 



THE BRAIN AND ITS FUNCTIONS. By J. Lrvs, Physician to the 

 Hospice de la SalpOtriere With Illustrations. (In press.) 



THE BRAIN AS AN ORGAN OF MIND. By H. CHARLTON BASTIAN, 

 M. D., F. R. S. (In press.) 



THE STARS. By the Rev. A. SECCHI, late Director of the Observatory at Rome. 

 (/ft press.) 



GENERAL PHYSIOLOGY OF MUSCLES AND NERVES. By 



1'rof. J. ROSKNTHAL, of the University of Erlangen. 



THE HUMAN RACE. By Prof. A. DE QUATREFAGES, Membre de I'lnstitut 



PSYCHOMETRY. By FRANCIS GALTON, F. R. S. 



THE LAWS OF VOLCANIC ACTION. By J. W. Ji DD. F. R. S. 



THE EMBRYONIC PHASES OF ANIMAL LIFE. By Prof. F. N. 



BALFOL'K. 



THE CRAYFISH: an Introduction to the Study of Zo51ogy. By T. H. Hi x- 

 LKY, F. R. S. 



ANIMALS AND THEIR CONDITIONS OF EXISTENCE. By 



i)r. CAKI. SKMPKR. 



ATOMS AND THE ATOMIC THEORY. By Prof. WIJRTZ. 



ANIMAL INTELLIGENCE. By (IF.UKGF. J. ROMANNES, F. L. S. 



A MANUAL OF CRYPTOGAMIC BOTANY. By ALFRED W. BEN- 



NETT, F. L. S. 



ON ANTS AND BEES. By Sir JOHN LtmnocK, Bart., F. R. S. 



FORM AND HABIT IN FLOWERING PLANTS. By Prof. W. T. 

 THISBLTOM DYER, i;. \., r.. Sc. 



PROTOPLASM AND THE CELL THEORY. By Prof. MICIMEL 

 FOSTER, M. D. 



EARTH-SCULPTURE: Hills, Valleys, Mountains, Plains, Rivers, Lakes; 

 how they w.-p- 1'i.xluccd, and how they have been Destroyed. Bv Prof. A. C. 

 RAMSAY, LL. I)., F. R. S. 



FORMS OF LIFE AND OTHER COSMICAL CONDITIONS. By 

 P. Bi i U3T of Physiology, Paris. 



D. APPLF.TON & CO., PUBLISHERS, 549 & 551 BROADWAY, NEW YORK. 



