I found a sketch of ciudad zacatecas year 1884:

http://oi57.tinypic.com/3088nrp.jpg

and also a sketch of the governor of zacatecas same year:

http://oi61.tinypic.com/2vvkvlt.jpg

I found many sketches in the old newspapers called:

"La Patria Ilustrada"
"El Album De La Mujer"

I looked them up in this website that has a number of old newspaper such as "La Gaceta" that goes as far back as 1722:

http://www.hndm.unam.mx/