Designed for Primary and Intermediate Schools. The Young Ladies' Reader, Containing Rules, Observations, and Exercises in Articulation, Pauses, Inflections, and Emphasis; also, Exercises in Reading in Prose and Poetry. This popular series of books was compiled by _Mr. William D. Swan_, the well-known Principal of the Mayhew School, Boston. From the very general and rapid introduction into schools they have obtained throughout the principal cities and towns of the United States, it is believed that they are better adapted to the wants of schools than any others. Numerous recommendations, from teachers and friends of education, are in the hands of the Publishers, among which are letters from the following distinguished teachers: THOMAS SHERWIN, A.M., Principal of the English High School, Boston. BARNUM FIELD, Principal of the Franklin High School, Boston. D. P. PAGE, Principal of the New York State Normal School, Albany. P. H. SWEETSER, do. Harvard School, Charlestown. ELBRIDGE SMITH, do. Classical and English High School, Cambridge. C. C. DAME, do. English High School, Newburyport. GEORGE NEWCOMB, Teacher of Quincy Grammar School. E. WYMAN, Principal of the English and Classical High School, St. Louis, Mo. CHARLES A. LORD, A.M., late Professor in Marion College, Ohio. D. C. HOLMES, Principal of the Sixth Ward School, Pittsburg, Penn. JARVIS' PHYSIOLOGY, Practical Physiology, For the use of Schools and Families. By _Edward Jarvis, M.D._ Price, 88 cents. This popular work has attracted much attention, and has already been very extensively introduced into Schools and Academies throughout the country. It has been favourably received by the press, and numerous letters of recommendation from some of our most celebrated Physicians and Teachers are in the hands of the Publishers. Primary Physiology, &c. By _Edward Jarvis, M.D._ Half roan. Price, 50 cents. School Committees and Teachers are invited to examine these popular books. A MANUAL OF CHEMISTRY, On the basis of Dr. Turner's Elements of Chemistry, containing, in a condensed form, all the most important Facts and Principles of the Science. Designed as a Text Book in Colleges and other Seminaries of learning. A new edition. By _John Johnston, A.M._, Professor of Natural Science in Wesleyan University. Price, $1 25. Johnston's Turner's Elementary Chemistry, For the use of Common Schools. 1 vol. 18mo. Price, 75 cts. Johnston's Natural Philosophy. A Manual of Natural Philosophy, compiled from various sources, and designed as a Text Book in High Schools and Academies. By _John Johnston, A.M._, Professor of Natural Science in the Wesleyan University. Price, 88 cts.