DHS Library open Published Sept. 19, 2012 28th Bomb Wing Public Affairs ELLSWORTH AIR FORCE BASE, S.D. -- The Douglas High School Community Library in Box Elder, S.D., is open to Box Elder residents Monday through Friday from 3:30 to 5:30 p.m., now through May 10 on days that school is in session. For more information, call Kimberly Darata, Douglas School District library services director, at (605) 923-0044.