- CollectionNP108 - Henry F. and Catherine Klassen Photograph Collection
- Series1 - Wieler-Martens family history
- Item1 - Helena (Wieler) Martens nee Thielmann
- Item2 - Johann Wieler
- Item3 - Johann and Helena Wieler
- Item4 - Johann Wieler and family
- Item5 - Baptist Chapel in Tulscha, Romania
- Item6 - Franz Martens yard
- Item7 - Funeral photo of Nikolai Thiessen
- Item8 - Funeral photo of Lydia (Wieler) Thiessen
- 5 more...