Wings for Airships

If your  thinking  to  add  wings   for  a little  added  lift  and  control  for  your  airship. 
  This  should be  a top  contender  to  put on  the list , Their super light , make   gobbs and gobbs  of lift and  dang  near indestructible  !  Watch  this 

But how much drag do they add?

Not much ,  7 to 1 glide ratio  says  its  not  .

This has been addressed in a separate thread.