NAMA has used the lodge for its headquarters ever since .
The National Park Service used the structure for various purposes until 1965 , when Congress established the National Mall and Memorial Parks division ( known as NAMA , for National Mall ) of the National Park Service .
NAMA has used the lodge for NAMA 's headquarters ever since .
The National Park Service used the structure for various purposes until 1965 , when Congress established the National Mall and Memorial Parks division ( known as NAMA , for National Mall ) of the National Park Service .