I was at the LDS Center tonight to view some of the Padrones of Microfilm Number 0168804.
I saw Juchupila and Jalpa of year 1769. But I only made copy of the title page and page one of the list of people:

http://oi60.tinypic.com/dox5cx.jpg
http://oi62.tinypic.com/2qusm5l.jpg

And here is title page of Monterrey year 1725 and 1745:

http://oi60.tinypic.com/20auyyq.jpg
http://oi58.tinypic.com/234ms4.jpg
http://oi60.tinypic.com/24bop38.jpg