Vintage Vintage Ceramic Yellow Mushroom Mugs Set of 4 Signed Jane Roberts 1976

Vintage ceramic yellow mushroom mugs set of 4. These are signed on the bottom Jane Roberts 1976. 3 out of the 4 mugs are in excellent condition. 1 mug has been used more than the rest and has a chip on one of the mushrooms and mild staining from use. See pictures for measurements and condition.