SCIENCE. 



c Chemistry .' An Introduction to the Study of the Compounds of Carbon. 



By IRA REMSEK, Professor of Chemistry, Johns Hopkins University, Baltimore. 

 374 pages. Cloth. Price by mail, $1.30; Introduction price, $1.20. 



The Elements of Inorganic Chemistry : Descriptive and Qualitative. 



By JAMES H. SHEI-ARD, Professor of Chemistry in So. Dakota. Agricultural Col. 

 399 pages. Cloth. Price by mail, $ 1.25 ; Introduction price, $1.12. 



The Elements Of Chemistry .' Descriptive and Qualitative. Briefer Course. 



By JAMES H. SHEPARD, Professor of Chemistry in So. Dakota Agricultural College. 

 148 pages. Price by mail, 90 cts.; Introduction price, 80 cts. 



Elementary Practical PhysicS. Or Guide for the Physical Laboratory. 



By H. N. CHUTE, Instructor in Physics, Ann Arbor High School, Mich. Cloth. 

 407 pages. Prije by mail, $1.25 ; Introduction price, $1.12. 



The Laboratory Note- Book. For Students using any Chemistry. 



Giving printed forms for "taking notes" and working out formulae. Board covers. 

 Cloth back. 192 pages. Price by mail, 40 cts. ; Introduction price, 35 cts. 



The Elements of Chemical Arithmetic : with a short system of EL 



ementary Qualitative Analysis. By J. MILNOR COIT, M. A., Ph. D., Instructor in Chem- 

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Chemical Problems. Adapted to High Schools and Colleges. 



By JOSEPH P. GRABFIELD and T. S. BURNS, Instructors in General Chemistry in the 

 Mass. Inst. of Technology. Cloth. 96 pages. Price by mail, ssc. Introduction price, 500. 



Elementary Course in Practical Zoology. 



By B. P. COLTON, A. M., Professor of Science, Illinois Normal University. Cloth. 

 196 pages. Price by mail, 85 cts. ; Introduction price, 80 cts. 



First Book of Geology. 



By N. S. SHALER, Professor of Palaeontology, Harvard University. 272 pages, with 130 

 figures in the text. Price by mail, $1.10 ; Introduction price, $1.00. 



The Teaching of Geology. 



By N. S. SHALER, author of First Book in Geology. Paper. 74 pages. Price, 25 cents. 

 [Modem Petrography. An Account of the Application of the Microscope to the 



Study of Geology. By GEORGK HUNTINGTON WILLIAMS, of the Johns Hopkins University. 

 Paper. 35 pages. Price, 25 cents. 



Astronomical Lantern and How to Find the Stars. 



By REV. JAMES FREEMAN CLARKE. Intended to familiarize students with the constel- 

 lations, by comparing them with fac-similes on the lantern face. Price of the Lantern, In 

 improved form, with seventeen slides and a copy of " How TO FIND THE STARS," $4.50. 

 " How TO FIND THE STARS," separately. Paper. 47 pages. Price 15 cts. 



D. C. HEATH & CO., Publishers. 



BOSTON, NEW YORK, AND CHICAGO, 



