Heavy Metal Monday: August 1981, "The Making of Heavy Metal": Neal Adams & Mike Ploog

From Heavy Metal August 1981, the feature "The Making of Heavy Metal," an article including a number of behind-the-scenes images from the making of the Heavy Metal animated film. First, some character designs for the "So Beautiful and So Dangerous" segment, drawn by Neal Adams (who was a guest at this past weekend's C2E2 convention):

And some designs and preliminary drawings for the "Taarna" segment, drawn by Mike Ploog.