My major contributions

to the history of Indian Territory and North Texas

Brush Battalion in North Texas.  I am the first to document the activities of the Brush Battalion in North Texas and Indian Territory.  We should be embarrassed to admit how many books have been written about Quantrill in North Texas without mentioning the Brush Battalion, Major Diamond, nor Col. James Bourland.

East Texas Recruits sent to North and West Texas.    I am the first to document the  East Texas Recruits sent to North and West Texas that led to a major migration from, indeed, East Texas Recruits sent to North and West Texas. 

The Tonkawa Massacre or the Raid on the Wichita Agency occurred in October 1862 near now Anadarko, Caddo County, Oklahoma.    Six contemporaneous accounts of the Tonkawa Massacre.