- Rojena [on (day month year)] 4. septembra 1850 [in (place)] Ludwigstal, Aleksandrovsk, Ekaterinoslav, Ukraine
- Krščena [on (day month year)] 10. septembra 1850 [in (place)] Ludwigstal, Aleksandrovsk, Ekaterinoslav, Ukraine
Starši
- Jacob Schäfer ([age at Maria Schäfer birth date] )
- Elisabetha Magdalena Fiedler ([age at Maria Schäfer birth date] )
Viri
- Rojstva, krst: https://www.familysearch.org/ark:/61903/3:1:S3HT-6QPQ-NBW.