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-5th printings - see issue #3.
6th print has 2.00 USD cover price. 7th print has 2.95 USD cover price. 8th print has 3.25 USD cover price.
Possible 2.50 USD cover price? Later printings with greater than 3.25 USD cover price?
Cover art is colored version of first page of story.
Inside front cover enlarged panel from "Animal Camp" with indicia information at bottom of page.
Sequence on inside of back cover.