More merch icons and music history found at Ten Church Street in Lambertville, NJ . (IMG: Musique Mode)

A recent visit to a vintage shop uncovered an original Morrissey tee, selling for $500. How much can merch be worth? (IMG: Musique Mode)

Screen printing on apparel became increasingly popular in the 1960s as a tool for the counterculture to express their message. Over time, innovation in printing has led to wider range of printing techniques and an important part of music merch. (IMG: Sex Pistols)

Beginning with Elvis, the concert tee has become a collectible and memento of the live experience, often becoming a collectible. (IMG: Siouxsie, Ebay)