Even on the plan adopted, so much must necessarily be omitted, or stated very briefly, as to endanger a feeling, that injustice has been done to some excellent missionaries.

As for the second, the author had not the courage to undertake consecutive journeys through so many long periods; and he believed not a few of his readers would sympathize with him.

If, however, any desire to read the history of any one mission through in course, the table of contents will make that easy.

Each of the histories is complete, so far as it goes.
No attempt has been made to write a philosophical history of missions.

The book of the Acts of the Apostles is not such a history, nor has one yet been written.