Maybe 80's or 70's, not sure?

25 inch seat tube to center bb

635mm 

Obviously a very large frame, for someone tall. Maybe XXL 

I have the seat post for it if wanted. 

430 chain stays

600mm top tube

68 bb

200 head set

126mm rear hub spacing

One small dent on down tube and paint rubbed off on down tube, as seen. 

Says designed by Norco.