W.H.Grindley & Co., New Field Pottery (1880-1891), Woodland Pottery (1891-), Tunstall, Staffordshire Potteries. Firm was acquired by Alfred Clough Ltd. in 1960. The mark on this flow blue platter is circa 1891 -1914 and the pattern is "Portman". A beautiful pattern of scrolls and florals on a scalloped blank and no trim. The platter measures 14 1/4" long and 10 1/4" wide. There are no cracks, chips, nicks or repairs; a few minor utensil marks due to use. The mark is "Portman - Trade Mark - W.H.Grindley & Co. - England".