Department of Defense authorization for appropriations for fiscal year 2008 : hearings before the Committee on Armed Services, United States Senate, One Hundred Tenth Congress, first session, on S. 1547, to authorize appropriations for fiscal year 2008 for military activities of the Department of Defense, for military construction, and for defense activities of the Department of Energy, to prescribe personnel strengths for such fiscal year for the armed forces, and for other purposes.