Here is the sellers comments sent to me when i asked about it, "The serial number is het002 was made by mself mark joynt and is one of only 3. Anyone purchasing the frame will immediately see that the quality is beyond comparison. This will be last but one I will ever sell." However isn't this subject beyond our cutoff of 1985 Dale
Charles Nighbor, Architect and Professional Bicycle Rider Walnut Creek, CA