This is a limited edition box set of Charles Mingus's "The Jazz Workshop Concerts 1964-65" released by Mosaic Records in 2012. The CD grading is Excellent (EX) and the case condition is also Excellent (EX). The release title is a must-have for any jazz enthusiast, featuring the iconic artist's Big Band/Swing style. The CDs are in the English language and come in a CD format. The brand is Columbia and the genre is Jazz. This item is perfect for collectors and fans of Charles Mingus alike.