GROUP IV.

Vol. 16 Slavery and Abolition, by Albert Bushnell Hart, LL.D., Prof.
Hist. Harvard Univ.

Vol. 17 Westward Extension, by George Pierce Garrison, Ph.D., Prof.
Hist. Univ. of Texas.

Vol. 18 Parties and Slavery, by Theodore Clarke Smith, Ph.D., Prof. Am.
Hist Williams College.

Vol. 19 Causes of the Civil War, by Admiral French Ensor Chadwick,
U.S.N., recent Pres. of Naval War Col.

Vol. 20 The Appeal to Arms, by James Kendall Hosmer, LL.D., recent
Librarian Minneapolis Pub. Lib.

Vol. 21 Outcome of the Civil War, by James Kendall Hosmer, LL.D., recent Lib. Minneapolis Pub. Lib.