Great looking bike,
Adrian_!
Love those vintage Treks, steel or aluminium.
Here is my recent re-fit of my lady's 84' 610:
Brooks B17, 700c wheelset from velomine, ultegra 6500 rear derailluer (sticking with the original 600 vibe), velo orange faux-hammered fenders, athena 9spd levers. Changed my Ironman over to 2012 veloce, so I moved my shimergo setup over to her bike-- doesn't look too bad, and most of all she loves riding it.