=The Gun-Boat Series.= By H. C. Castlemon, "The Gun-boat Boy." Comprising:

FRANK, THE YOUNG NATURALIST. Illustrated, $1.25. FRANK IN THE WOODS. Illustrated, $1.25. FRANK ON A GUN-BOAT. Illustrated, $1.25. FRANK BEFORE VICKSBURG. Illustrated, $1.25. FRANK ON THE LOWER MISSISSIPPI. Illustrated, $1.25.

Frank Before Vicksburg — Part 105

=Incidents of the War=: Humorous, Pathetic, and Descriptive. By Alf. Burnett, Comic Delineator, Army Correspondent, etc. 1 vol., 12mo., illustrated. Cloth, $1.25.

Frank Before Vicksburg — Part 105

=The Sioux Massacre in Minnesota=: A History of the Great Massacre by the Sioux Indians in Minnesota; including the personal narratives of many who escaped. By Charles S. Bryant, A. M., and A. B. Murch. 1 vol., 12 mo., 504 pages, cloth, $1.75.

Frank Before Vicksburg — Part 105

=Trial of Clement L. Vallandigham= by a Military Commission, and the Proceedings in _Habeas Corpus_. 1 vol., 8 vo. Paper, 75 cents; law sheep, $2.

=Internal Rules and Regulations= for Vessels of the Mississippi Fleet. Issued by order of Rear-Admiral David D. Porter. 8 vo., stitched, 25 cents.

=Thrilling Adventures of Pauline Cushman=, the Famous Federal Spy. 1 vol., 12 mo., stitched, 25 cents.

=Poems.= By Alice McClure Griffin. From the Riverside Press. 1 vol., 12mo., cloth, gilt tops, $1.

=Lawson on Consumption.= A Practical Treatise on Phthisis Pulmonalis. By L. M. Lawson. M. D., Professor of the Theory and Practice of Medicine in the Medical College of Ohio, etc. 1 vol., 8 vo., sheep, $3.50.

=A History of the Discovery of the Circulation of the= BLOOD. By P. Flourens, Sec. of the Academy of Sciences, Paris. Translated from the French by J. C. Reeve, M. D. 1 vol., 16 mo., cl., $1.

=A Popular Manual of Practical Microscopy.= By John King, M. D. Illustrated with 114 cuts. 8 vo., $2.50.

=The Eclectic Practice of Medicine.= By William Byrd Powell, M. D., and R. S. Newton, M. D. 1 vol., 8 vo., sheep, $4.

=The Concordia.= By A. D. Fillmore. A splendid Book of Church Music, with ample Lessons for Schools, in round notes, containing over 400 pages. $1.50 per copy; $12 per dozen.

=The Polyphonic=; or, Juvenile Choralist. By A. D. and C. L. Fillmore, containing a great variety of Music and Hymns, new and old, designed for Schools and Youth generally, and adapted to use in Religious Meetings and in the Home Circle. Three Parts, in 1 vol., 128 pages. Paper covers, 30 cents per copy; $3 per dozen. Stiff covers, 35 cents per copy; $3.60 per dozen.