Originally Posted by
ClydeClydeson
Mentioned above, when frames were primarily constructed with lugs, all the tubes needed to have similar angular relationships to each other. It was an economic decision made by bike manufacturers ~100 years ago so they didn't need dozens of different lug designs. TIG welding, and frame materials other than small diameter steel tubes made lugged construction obsolete.
To make that work- were there also many steering tube lengths and fork stem lengths?