stage
- https://www.dead.net/archives/1969/photos/grateful-dead
- https://www.dead.net/archives/1970/photos/pigpen
- https://www.dead.net/archives/1970/photos/jerry-sound-storm-festival
- https://www.dead.net/archives/1970/photos/jerry-garcia-0
- https://www.dead.net/archives/1970/photos/mickey-bobby-calgary
- https://www.dead.net/archives/1970/photos/jerry-billy-calgary
