GTs58
I'm the Wiz, and nobody beats me!
The date on the head badge is the day the bike was put in a box. The serial dates do not tell you when the frame or bike was built. It's just a dated serial number. Here's the Schwinn reporter showing the making and serial stamping of the head tubes. Jamie is doing the final step, the serial stamping and the drilling for the head badge screws.Schwinn even used the day of the month remember 1976 was a leap year. As you can tell I don’t know jack about schwinns but starting