This is a unique picture of Dr Wernhed Von Braun autographed accompained with a letter from Bart J.Slattery , Jr who was the NASA  Chief of Public Affairs certifing it . The letter is writen on the NASA original piece of paper with water seals . We got this picture and letter together with many Nazi documents , catalogs , original pictures from the war times and an incredible gun collection of German guns that we exported to the USA to a private collector . We have been exporting worldwide military vehicles , antique airplanes , weopons and artillery for the last 35 years . We have exported the most important collections from South America .