[ THE CHRISTIAN RELIGION, BY ROBERT G. INGERSOLL.]

[ FAITH OR AGNOSTICISM.]

[ THE FIELD-INGERSOLL DISCUSSION.]

[ A REPLY TO THE REV. HENRY M. FIELD, D.D.]

[ A LAST WORD TO ROBERT G. INGERSOLL]

[ LETTER TO DR. FIELD.]

[ CONTROVERSY ON CHRISTIANTY]

[ COL. INGERSOLL TO MR. GLADSTONE.]

[ ROME OR REASON.]

[ THE CHURCH ITS OWN WITNESS, By Cardinal Manning.]