Ken,
From the OR's Ser I Vol XXII Part I
Demonstration at Ft. Gibson, I.T. Dec 13, 1863
Cols. Stand Waitie, Adair & Quantrill moved to attack Ft.Gibson,I.T. but fell back as troops moved out of the post. Fed. loss 2 killed 2 wounded. Rebel loss killed and wounded 5. (I could not find a CSA report on this event).
As you mentiomed he was at Baxter Springs. Oct 6, 1863.
Mike T