12mo, Muslin, $3 00.
%History of Wonderful Inventions.% Illustrated by numerous Engravings.
12mo, Muslin, 75 cents; Paper, 50 cents.
%The Valley of the Mississippi.% History of the Discovery and Settlement of the Valley of the Mississippi, by the three great European Powers, Spain, France, and Great Britain; and the subsequent Occupation, Settlement, and Extension of Civil Government by the United States, until the year 1846.

By JOHN W.MONETTE, Esq.Maps.2 vols.

8vo, Muslin, $5 00; Sheep, $5 50.
%Life and Writings of Cassius M.Clay;% Including Speeches and Addresses.
Edited, with a Preface and Memoir, by HORACE GREELEY.

With Portrait.
8vo, Muslin, $1 50.
%ABBOTT'S HISTORIES% in course of publication %By Harper and Brothers, New York.% Each Volume of this Series is printed and bound uniform with the other Volumes, and is adorned with a richly-illuminated title-page and numerous Engravings.

12mo, Muslin, plain edges, 60 cents per volume; Muslin, gilt edges, 75 cents per volume.
* * * * * %Mary Queen of Scots.% This history is given here minute in every point of real interest, and without the encumbrance of useless opinions.