Lot Essay
For an example with the initial 'WA' (?), see Bernard Rackham, Catalogue of The Glaisher Collection of Pottery & Porcelain in the Fitzwilliam Museum Cambridge, Woodbridge, 1987, Vol. I, p. 33, no. 191, pl. 16A and no. 192 for an example without initials. Also compare the example formerly in the C.E. Barber Collection and illustrated in Ross E. Taggart, The Frank P. and Harriet C. Burnap Collection of English Pottery in the William Rockhill Nelson Gallery, Kansas City, 1967, p. 25, no. 12.