concert poster
- https://www.dead.net/archives/1966/artwork/grateful-dead-matrix-poster
- https://www.dead.net/archives/1967/artwork/russian-river-rock-festival-poster
- https://www.dead.net/archives/1968/artwork/selland-arena-poster-feb-1968
- https://www.dead.net/archives/1968/artwork/kings-beach-bowl-tahoe-feb-1968
- https://www.dead.net/archives/1968/artwork/grateful-dead-cream-sacramento
- https://www.dead.net/archives/1968/artwork/grateful-dead-detroit-poster
