I noticed the same thing. as to the surname is was spelled many ways and was italian. Isassi is the most common spelling, or at least the one Jaime holcombe used. He did not have these girls, and elvira listed as children of Nicolas martin del campo and sebastiana Isassi but the records have prven that for elvira and antonia. I still need to check out maria married to antonio Vasquez zermeno but when I saw that I speculated that she could be antonias sister.
I share the same thoughts as you do regarding the information we find even in published material that is why i check everything. If Jaime Holcombe, Mariano gonzlez Leal and my tio abuelo Doctor Rito Romo Franco can make mistakes as detail oriented as they are, then we all can and will make mistakes. I have made many and that is why I work so dilligently at correcting mistakes, mine and others. As you have seen I am not the greatest typist and make errors as I type away. I don't bother to correct e-mails but I triple check how I