Musicians
Jerry Garcia
- pedal steel guitar David Nelson
- electric guitar David Torbert
- electric bass John Dawson
- acoustic guitar, vocals
Mickey Hart
- drums
The venue has historically been rendered with two Rs, but this spelling is correct.
The canonical structure of the "An Evening With The Grateful Dead" shows in this period was acoustic Dead, New Riders, electric Dead. On Twitter, attendee Bob Simmons recalls that this one ran NRPS-AGD-EGD, which is also how we think 5/1/70 unfolded.
Most of these shows were billed as "An Evening With The Grateful Dead". The standard architecture was Acoustic GD, then New Riders, then Electric GD (sometimes two sets). For more, see JGMF, An Evening With the Gratetul Dead