Some more pics of the components, it all had a nasty layer of white oxidisation or whatever it was, the polish seems to have fetched most of it off as well as the surface rust, still looks a bit pitted in places but definitely an improvement and ok i think for a first real attempt.
Shimano 600 Cranks, BB is Shimano (600?), 600 shifters and mechs. Brakes are Weinmann 500.