A pristine poster from the Grateful Dead’s first concert is up for auction, but hardcore Deadheads will have to splurge to get their hands on the historic item. The colorful hand-drawn crayon ...

A piece of Grateful Dead history is up for grabs. Available for bid on Heritage Auctions is a primitive hand-drawn poster that asks, “Can You Pass the Acid Test?” According to the listing ...

Jefferson Airplane and the Grateful Dead have just finished their sets ... have become coveted works of art. The psychedelic concert poster, with bubbled, flowing lettering and lava lamp colors ...

Another poster of The Grateful Dead performing at Café au Go Go in ... is because their value 'not only depends on which concert or which artist played but also is it a first edition print ...

Look out for the new Grateful Dead-inspired music venue and restaurant ... flair," as well as family photos, vintage movie posters and records that inspired the singer throughout his life.