Article snapshot taken from[REDACTED] with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Conor Oberst references this album art in another of his songs, "Waste of Paint", from the album Lifted or The Story Is in the Soil, Keep Your Ear to the Ground. In the first verse he sings (that a friend, most likely Zack Nipper) "Once cut one of my nightmares out of paper; oh I thought it was beautiful, I put it on a record cover...".
Track listing
"A Line Allows Progress, a Circle Does Not" – 3:25