Hello,
I found a tree for the family of Francisco Prieto Gallardo and Isabel Anda de Altamirando that included a marriage of their daugther Ana (maybe Mariana) with Jose Vargas.
I would appreciated if you have any information regarding this line
Here is the link for the tree in question
https://gw.geneanet.org/sanchiz?lang=en&n=martinez+gallardo+castilla&oc…
thank you
sus