This music poster was created for the 1967 performance of the Conqueroo and the Swiss Movement at the Vulcan Gas Company in Austin, Texas. Gilbert Shelton and Tony Bel were frequent collaborators and created the underground comic book character Wonder Wart Hog together.


  • Title: It's a Gas
  • Creator: Gilbert Shelton and Tony Bell
  • Date Created: 1967-11-10/1967-11-11
  • Physical Location: Austin, Texas

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