Memoirs and sermons of Wm. J. Armstrong / edited by Hollis Read.

http://www.archive.org/details/memoirsandsermon00armsiala

The mission as a frontier institution in the Spanish american colonies, by Herbert E. Bolton.

http://www.archive.org/details/missionasfrontie00boltrich

Hindrances to the work of the church in the world : a series of sermons / by the Lord Bishop of Bath and Wells ... [et al.]

http://www.archive.org/details/hindrancestothew00unknuoft

The Spanish pioneers and the California missions.

http://www.archive.org/details/spanishpioneersa009682mbp

Sermons and lectures on the missions , a collection of sermons, lectures, and sketches on the Catholic missions, ed. by Anton Huonder ... adapted from the German by Cornelius Pekari ...

http://www.archive.org/details/lecturesmissions00unknuoft