Thanks for the confirmation. Two things:
1. The shirt fits me so I am tempted to wear it a little bit when the weather warms up. Would you advise against that or is it fine since it's in such good shape?
2. Do you have an idea on value at all as is?

Hi there. I am pretty sure this is an authentic 1977 band tee. It is in fantastic condition but unfortunately the tag is unreadable. I've included pics of the front of the tee (no graphic on the back), a close up of the signature, the collar, the sleeve and the hem. It is ~14.5" from pit to pit. Did ...