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- [S1] FamilySearch Family Tree, https://www.myheritage.com/research/record-40001-1371316062/matthias-mayer-in-familysearch-family-tree.
Matthias Mayer Gender: Male Birth: Sep 8 1751 - Kastel, Nonnweiler, Sankt Wendel, Saarland, Germany Death: Apr 13 1806 - Kastel, Nonnweiler, Sankt Wendel, Saarland, Germany Wife: <a>Anna Maria Mayer (born Haubert)</a> Son: <a>Peter Mayer</a>
- [S10] Germany, Births and Baptisms, 1558-1898, https://www.myheritage.com/research/record-30037-14313355/petrus-paulus-mayer-in-germany-births-baptisms.
Matthaeo Mayer<br>Gender: Male<br>Indexing Project (Batch) Number: C95149-1<br>System Origin: Germany-ODM<br>GS Film number: 1051983 IT 1-6, 1051983 IT 2
- [S10] Germany, Births and Baptisms, 1558-1898, https://www.myheritage.com/research/record-30037-33731870/petrus-paulus-mayer-in-germany-births-baptisms.
Matthaeo Mayer<br>Gender: Male<br>Indexing Project (Batch) Number: C95149-1<br>System Origin: Germany-EASy<br>GS Film number: 1051983<br>Reference ID: P 31 Ent 10
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