He never returned , and his horse and rifle were recovered near the Tewkbury 's ranch .
In August 1887 , Mart Blevins , the head of the Blevins family , went out to find some missing horses after suspecting the Tewksburys were behind the theft .
Mart Blevins never returned , and Mart Blevins ' horse and rifle were recovered near the Tewkbury 's ranch .
In August 1887 , Mart Blevins , the head of the Blevins family , went out to find some missing horses after suspecting the Tewksburys were behind the theft .