This primary source comes from the Records of the National Park Service.
Full Citation: Map TR-0079-2013-0049; National Mall and Memorial Parks Map 1, Project Years 2004-2012; 2004-2012; Maps of the National Parks, 2004 - 2012; Records of the National Park Service, Record Group 79; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/national-mall-map, January 23, 2025]