Yes, Rex.

Of course that last $19,500 did come from Rex Sinquefield.
The 23rd Senatorial.
The 12th Legislative.
The 16th Legislative.

That brought his total contribution to the Gambaro campaign to $40,200.

In other news, Rex's name is popping up all over the place. This from an email tipster:
Dave--- I thought you may be interested to know that I ran across Mr. Sinquefield's name in an odd place recently. He gave $25k to the Republican Governors Association on 2/24/2006, right about the time the school voucher/tax credit legislation, which Blunt supports, was moving in the Missouri House. Here is the quarterly RGA report that lists the contribution
on page 28.