Book: Mountford, Arnold R. 1971 The Illustrated Guide to Staffordshire Salt-Glazed Stoneware.
• For similar example, no. 132, bottom.Book: Halfpenny, Patricia A. & Williams, Peter. 2000 A Passion for Pottery: Further Selections from the Henry H. Weldon Collection.
• Intact (glazed) and excavated (biscuit) agateware spoon boats of this general type: p. 243, no. 165, with 1725-45 fragment from Shelton Farm site, near Stoke-on-Trent.