His interment was at Congressional Cemetery .
Robbins died at age 85 on December 4 , 2008 at George Washington University Hospital from complications resulting from a fall at his home a month before his death .
Robbins ' interment was at Congressional Cemetery .
Robbins died at age 85 on December 4 , 2008 at George Washington University Hospital from complications resulting from a fall at his home a month before his death .