Joe Mahoney, The 2006 Air Force Academy graduating class of cadets waits to enter Falcon Stadium for their commencement ceremony. U.S. Secretary of Defense Donald Rumsfeld addressed the 879 cadets who received diplomas. (05/31/2006), [437750774] . Denver Public Library Digital Collections, accessed 18/05/2025, https://digital.denverlibrary.org/nodes/view/899445