180-Gram Vinyl Limited Edition - *(*) AllMusic. One of the finest groups of the late 50s, the Jazz Lab was co-led by the inimitable horn players Gigi Gryce and Donald Byrd. Although the group worked extensively from February to September of 1957 it broke up shortly after. However, all of their albums together have become jazz classics, among them the group's first LP, presented here. 180-gram VIRGIN VINYL LIMITED EDITION. The Complete Album + 1 Bonus Track.