Who knew, it must be National "Give someone a Pew-got" Week....
https://www.bikeforums.net/classic-v...ve-i-done.html . That <----- one is a little (well, kind of a LOT) older that yours, but yours is very nicely equipped. Someone else will come along to provide more detail. But that 105 gruppo is fine stuff for "mid" grade, and has that understated elegance that's perfect for the finish on that frame. Those dual-pivots are just eye candy. I bet that bike will punch above its class.
I am
to find out what the experts make of the D G R stamp. Could the frame have been made in what was then West Germany?