Book: Edwards, Diana & Hampson, Rodney. 2005 White Salt-glazed Stoneware of the British Isles.
• Drab-colored (drabware) teawares and flower pot: pp. 74-75, col. pls. 48-52, including teapot (col. pl. 49 and p. 49, fig. 49) with feet resembling Winterthur type, c. 1750Book: Skerry, Janine E. & Hood, Suzanne Findlen. 2009 Salt-Glazed Stoneware in Early America.
• Drab ware archaeology and early American documentary evidence: p. 122-23, fig. 32, teapot, c. 1770. Noting called "Ash" or "ash coloured" in early documents.Book: Grigsby, Leslie B. 1990 The Henry H. Weldon Collection: English Pottery, Stoneware and Earthenware 1650-1800.
• Drabware jug with white reliefs: pp. 94-95, no. 26 a-b, Staffordshire, c. 1755