- FondsORG - Chortitzer Mennonite Conference fonds
- Series1 - Bergthal colony/Chortitzer Church registers
- Subseries1 - 1843 Bergthal colony Registers (Russia) (Vol. A, B and C)
- Subseries2 - 1874 Bergthal colony Registers (Canada) (Vol. A and B)
- Subseries3 - 1878 Choritizer Registers (Volume A and B)
- Subseries4 - 1887 Choritizer Registers (Volume A and B)
- Subseries5 - 1907 Choritizer Registers (Volume A and B)