The Religious Tract Society, some time since, issued, prefaced with their high commendation, a translation of a pamphlet by Dr. Constantine Tischendorf, entitled "When were our Gospels Written?" In the introductory preface we are not unfairly told that "on the credibility of the four Gospels the whole of Christianity rests, as a building on its foundations." It is proposed in this brief essay to deal with the character of Dr. Tischendorf's advocacy, then to examine the genuineness of the four Go