Audio recordings of the following Classis Michigan Missions Rallies are available.
Spring 2013, Rev. Nathan Brummel
The Mission of the Church in the Vast Archipelago of Correctional Institutions
(MP3 format, 56 minutes long, 6.4 MiB)
Fall 2012, Rev. Allen Vander Pol
The Role of Prayer in Missions
(MP3 format, 41 minutes long, 18 MiB)