did you know there were 5 domes in the BNSF fleet? History of those and all other dome cars is at http://community.webtv.net/domecars/x
I like this site; lots of great dome car info! I especially like the assortment of GN Great Dome Lounge shots. If this ain't rare, I dunno what is. It;'s the experimental GN/BN scheme pre-merger day: http://trainweb.org/DOMEmain/picGN1391j.jpg Wow!