XXII. 
THE INTERNATIONAL SCIENTIFIC SERIES. 
Works already Published. 
FORMS OF WATER, tn Croups, Rain, Rivers, Ice, AND GLACIERS. 
By Prof. Jaun TynpaLt, LL. D., F.R.S. rvol. Cloth. Price, $1.50. 
PHYSICS AND POLITICs; OR, Tuoucuts ON THE APPLICATION OF 
THE PRINCIPLES OF “NATURAL SELECTION” AND “ INHERITANCE” TO 
PoutTicaL Society. , By Wacter Bacexot, Esq., author of ‘The 
English Constitution.” x vol. Cloth. Price, $1.50. 
FOODS. md Epvwarp Sirs, M. D., LL. B,, F. R.S. xvol. Cloth. 
Price, $1.75. 
MIND AND BODY: THE THEORIES OF THEIR RELATIONS, By ALEx. 
Barn, LL. D., Professor of Laie in the University of Aberdeen. 1 vol., 
1zmo. Cloth. Price, $1.5: 
THE SEULY OF SOCIOLOGY. By Hersert Srencer. Price, 
$1.5 
THE NEW CHEMISTRY. By Prof. Jostau P. Cooxg, Jr., of Harvard 
University. 1vol.,rzmo. Cloth. Price, $2.00. 
THE CONSERVATION OF ENERGY. By. Prof. Batrour STEWw- 
art, LL. D., F.R. S. x vol., r2mo. Cloth. Price, $1.50. 
ANIMAL LOCOMOTION ; or, WALKING, SWIMMING, AND FLYING, 
witH A DISSERTATION ON ABRONAUTICS. By J. BztL PETTIGREW, 
M.D., ey S.E., F.R.C.P. E. x vol., 1zmo. Fully illustrated. 
Price, $1.7 
RESPONSIBILITY IN MENTAL DISEASE. By Henry Maups- 
EY, . rvol., rzmo. Cloth. Price, $1.50. 
THE’ SCIENCE Sei LAW. By Prof. SHELDON Amos. 1 vol., 12mo. 
Cloth. Price, 
ANIMAL MECHAN ISM. A TREATISE ON TERRESTRIAL AND AERIAL 
Locomotion. By E. J. Margy. With rr7 Illustrations. Price, $1.75. 
THE HISTORY "Or THE CONFLICT’ BETWEEN RELIGION 
AND SCIENCE. By Joun Wm. Draper, M. I)., LL. D., author of 
“ The Intellectual Development of Europe. Price, $x. 1.75. 
THE DOCTRINE OF DESCENT, AND DARWINISM. By Prof. 
Oscar Scumipt, Strasburg University. Price, $1.50. 
THE CHEMISTRY OF LIGHT AND PHOTOGRAPHY. In rvs 
APPLICATION TO ART, SCIENCE, AND InpusTRY. By Dr. HERMANN 
VoGEL. 100 Illustrations. Price, $2.00. 
et THEIR Nature, INFLUENCE, AND Uses. By pe C. CooxE, 
A., LL.D. Edited by Rev. M. J. BERKELEY, M.A.,F.L.S. With 
eee Price, $1.50. 
oe LIFE AND GROWTH. OF soles By Prof. W. D. 
Wuitney, of Yale College. Price, 
MONEY AND THE MECHANISM “OF EXCHANGE. By W. 
STANLEY Jevons, M. A., F.R.S., Professor of Logic and Political 
Economy in the Owens College, Manchester. Price, os 75- 
THE NATURE OF LIGHT, witn a Generar Account oF PrysicaL 
Optics. By Dr. EuGene Lommet, Professor of Physics in the Uni- 
versity of Erlangen. With 188 Illustrations and a Plate of Spectra in 
Chromolithography. Price, $2.00. 
ANIMAL PARASITES AND °MESSMATES. By Monsieur Van 
Benepen, Professor of the University of Louvain, Correspondent of the 
Institute of France. With 83 Illustrations. Price, $1.50. 
ON FERMENTATIONS. By P. ScHOTzeNperceR, Director at the 
ee Laboratory at the Sorbonne. With 28 Illustrations. Price, 
$1.5 
THE ‘FIVE SENSES OF MAN. By Juttus Bernstein, O. 0. Pro- 
pes of Physiology in the University of Halle. With 9x ‘Wustrations. 
rice, 
THE THEORY OF SOUND IN ITS RELATION TO MUSIC. 
By Prof. Prerro Buaserna, of the Royal University of Rome. With 
numerous Woodcuts. 1 vol., rz2mo. Cloth, $1.50. 
