 Trademark of Quality

Trade Mark Of Quality (abbreviated TMOQ or TMQ) was a bootleg record label based in Los Angeles, California, during the late 1960s and early 1970s.The label was responsible for many underground records of Bob Dylan, Pink Floyd, Led Zeppelin, Jefferson Airplane, Devo, Grateful Dead, The Beatles, Frank Zappa, The Rolling Stones, The Who and many other rock artists of the era.