©
U.S. Department of Energy: Group Photo
©
U.S. Department of Energy: KSA6980
©
U.S. Department of Energy: KSA6972
©
U.S. Department of Energy: KSA6966
©
U.S. Department of Energy: KSA6960
©
U.S. Department of Energy: KSA6954
©
U.S. Department of Energy: KSA6948