What are the dates on these documents?

Question

This document from a Mississippi probate record has what appears to be a date at the top:

Later on the page, I see:

The following page shows this date:

What are these dates? Is what looks to me like "96" really supposed to be "9th"?

Answer 1

As suggested by Jan, I looked at adjacent documents, where I found this:

That seems to answer my question: The date is January 9, 1879. What looks like a "6" is really "th" (or the equivalent).