Originally Posted by
John E
To narrow down the pedigree, you need to determine the BB (35x1 for French, Swiss) and headset threading, steerer tube ID (22.0 French, 22.2 otherwise), BB shell width (probably 68mm), and seat tube OD (28.0mm for French, 28.6mm for almost everyone else). With the forged dropouts and wheelbase adjustment screws, it is probably a butted moly steel frame -- you can verify this by looking for 26.4mm or 27.2mm seat tube ID, depending on whether the OD was 28.0 or 28.6.
Tq very much John!!
Will take note of all who shared!
Stay blessed!