This issue has variants.
Underground Comix are known for using different prices, covers (art or color variations) and/or interior content to distinguish between printings.
Format different from 1st-4th printings - see issue #4.
5th print has 2.00 USD cover price. 6th print has 2.50 USD cover price.
7th print has 2.95 USD cover price. 8th print has 3.25 USD cover price.
Later printings with greater than 3.25 USD cover price?
Cover art is colored version of first panel of story.
Enlarged panel from sequence 49.
Illustration on inside of back cover.