1.   From the outset, the trail drive has relied on the sales of souvenirs, such as T-shirts, belt buckles and bandanas, to help pay the way.

2.   His research on tick fever, brought north by Texas cattle herds on trail drives, led to the first cooperative effort by states to battle livestock disease.

3.   In the great post-Civil War trail drives, the greatest dangers cowboys faced were attacks by Plains Indians and by marauding bands of demobilized Confederate soldiers.

4.   The black cowboy rode with Loving and Charles Goodnight on many perilous trail drives.

5.   The good ones got to cook on the trail drives or at the ranch house.

6.   The truth is that about a quarter of the cowboys who made the trail drives to the cattle markets were African-Americans.