A very similar vase from the Jiaotanxia (Suburban Altar) site at Hangzhou, Zhejiang province, and now in the Seattle Art Museum, is illustrated by Trubner et. al., in the catalogue, Asiatic Art in the Seattle Art Museum, Seattle, 1973, p. 167, no. 121. Compare, also, the Jiaotanxia Guanyao vase of this form illustrated by Hasebe in Sekai toji zenshu, vol. 12, Tokyo, 1977, p. 225, fig. 79.