▁William ▁P enn ▁D uv all , ▁April ▁ 6 , ▁ 1 9 0 6 ▁- ▁February ▁ 1 8 , ▁ 1 9 0 7 ▁Brig ad ier ▁General ▁Win field ▁Scott ▁Ed ger ly , ▁March ▁ 3 , ▁ 1 9 0 7 ▁– ▁July ▁ 3 1 , ▁ 1 9 0 7 ▁Brig ad ier ▁General ▁R . ▁D . ▁Pot ts , ▁July ▁ 1 , ▁ 1 9 0 8 ▁– ▁December ▁ 2 3 , ▁ 1 9 0 8 ▁Colonel ▁George ▁A . ▁D odd , ▁ 1 2 th ▁Caval ry ▁Regiment , ▁December ▁ 2 3 , ▁ 1 9 0 8 ▁– ▁January ▁ 1 6 , ▁ 1 9 0 9 ▁Brig ad ier ▁General ▁R . ▁D . ▁Pot ts , ▁January ▁ 1 6 , ▁ 1 9 0 9 ▁– ▁April ▁ 2 4 , ▁ 1 9 0 9 ▁Colonel ▁J . ▁T . ▁Van ▁Or sd ale , ▁ 1 7 th ▁Infantry ▁Regiment , ▁April ▁ 2 4 , ▁ 1 9 0 9 ▁– ▁May ▁ 2 8 , ▁ 1 9 0 9 ▁Brig ad ier ▁General ▁A . ▁L . ▁M ills , ▁May ▁ 2 8 , ▁ 1 9 0 9 ▁– ▁June ▁ 3 , ▁ 1 9 0 9 ▁Colonel ▁J . ▁T . ▁Van ▁Or sd ale , ▁ 1 7 th ▁Infantry ▁Regiment , ▁June ▁ 3 , ▁ 1 9 0 9 ▁–