- Fonds95 - Peter P. Martens family fonds(Draft)
- Series15 - Photographs
- Subseries3 - Music
- Item2011.046.001 - Coaldale MB Choir
- Item2011.046.002 - Yarrow MB choir
- Item2011.046.003 - Yarrow MB choir
- Item2011.046.004 - Abbotsford male choir
- Item2011.046.005 - Rueckenau youth choir
- Item2011.046.006 - Coaldale choir
- Item2011.046.012 - Coaldale Mennonite Brethren church choir