Here are the links to the nine volumes by Crispin Rendon in his series about Salinas Victoria, Nuevo Leon, Mexico. They are truly a genealogical treasure. This series covers that time period of 1755 to 1769.
Make sure and download them to your digital library that way you have them on hand when you need them. Or you can always book mark this page for future reference.
Sample cover of one of the Volumes:
Links to pages with description of Volume and Link to Download Them
Have fun! Don’t forget to post in your comments if you do happen to find your ancestors using this great resource.