Purple Blast Eco-Mix. Indie Exclusive. Catalog Number: 1000166770 Color: Purple Format: LP UPC: 880882650315 Round Records is proud to reintroduce the recordings of David Grisman & Jerry Garcia with the debut volume in a new series exploring the foundation of their beloved studio recordings. The collection assembles the master takes originally recorded as duos, which were later embellished with various instrumentation before released on Garcia/Grisman, Shady Grove, Been All Around This World, and Not for Kids Only. They are presented here for the first time in their original unadorned state.