Political poster: 'I'm still a Yellowcake Kid', 1978 colour screenprint, signed 'Without Authority' and dated in image lower right, 69 x 51 cm. Text includes 'Max Mutant, real estate executive. One of the best things Yellowcake is the plutonium – it has a half-life of 24,000 years! and that's great value! Yellowcake. Concentrated plutonium. Liberals. Frazer Inc., Parliament house, ACT.', .