All pictures of drawings shown on this homepage are downsized (with lower resolution)
  of drawings / artwork created 1973-2012 by B.Lux, Hamburg - Germany -

• Permission is granted to copy,
  distribute and/or modify the pictures from this homepage under the terms of the
  GNU Free Documentation license, Version 1.2 or any later version published by the Free Software Foundation;
  with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
  
• It would be very helpful to improve my work
  if you inform me about the use of any part of my homepage .
• Especially, if you place a link on your web site, I will inform you about installed changes.