surnames

I AM CONFUSED AS TO THE USE OF SURNAMES. I HAVE SOMEONE NAMED GERTRUDIS GONZALES DE PLACENCIA. WHICH NAME IS HER FATHERS AND WHICH NAME IS HER MOTHERS? WHAT DOES "DE" SIGNIFY?

updates

I've updated my genealogy FILES and GEDCOM Tree (3,200 individuals) for JOSEPH de LEON.

Locations of Research:

Introduction-Covarrubias, Orozco, Renteria.

Hello everyone, my name is Enrique and I started my research about 6 months ago. I am researching Covarrubias and Orozco from Tlaltenango as well as Renteria in Zacatecas.

Moctezuma

I purchased a copy of "MOCTEZUMA'S CHILDREN" by Donald E Chipman.

It is available from the University of Texas Press, Austin,for $25.

General Digest, Vol 61, Issue 8

Today I returened from a very very long ordeal to Cocula , Jalisco to check on
the
Marriage of Lorenzo and Justa....(I had requested the books previously but the
priest was out of town and I neede

Announce Digest, Vol 59, Issue 1

thank you Joseph Puentes

You are great I will if you allow me be asking you some time next week a few
pointers once I am breef on certain technical procedure.
I allways had some one to do things

Pedro Macias Valadez m. to Josepha Gutierrez, who are the parents of this couple/quienes son los padres de esta pareja?

Pedro Macias Valadez married Josepha Gutierrez around 1650 in Aguascalientes. They had at least three children.

SOLICITO INFORMACION

ME GUSTARIA SABER COMO SE TIENE QUE HACER CORRECTANENTE ESTE ESTUDIO, PARA REGISTRARSE, QUE DEBE DE LLEVAR ANOTADA CADA FOTOGRAFIA, CADA HECHO, CADA PERSONAJE, ETC.

Enríquez de Toledo

Estimados Señores,