Vintage Gerry Andersons 1968 Washington Pottery Cup Joe 90 Mini Mug - Shop Stock Room Find. Released by Washington Pottery in 1968, when Joe 90 was on its original television run. This fantastic mug, features three different comic images from Joe 90, each with a description below the image. The mug measures 3 inches tall by 3 inches wide at the top and 2 1/4 inches wide at the bottom. Shop Stock Room Find. This mug was never sold due to, we assume, the printing rub on one of the images (see photo), it was discovered in a store room of a closing down shop. All orders received before 4pm Monday to Friday are dispatched same day.