Keywords: Hans Albert 2005.jpg originally I took this photo as one of my own taken in Klagenfurt 2005 Later I learned it was one of those taken by Dietrich Hahn the grandson of the famous Otto Hahn who in a personal letter authorized me to use this photo just in the way I did The picture is also use in the German Wikibooks hjn 08 00 21 June 2006 UTC en wikipedia Liftarn CommonsHelper 2006-03-13 H-J-Niemann wikipedia en H-J-Niemann Original upload log page en wikipedia Hans_Albert_2005 jpg 2006-03-13 09 23 H-J-Niemann 306×399× 7792 bytes <nowiki> taken by myself used also in the German wikipedia</nowiki> Hans Albert |