Four marked or named pearlware plates circa 1780, one by Astbury, another by Turner, one impressed I.H thought to be John Harrison, another impressed with H.M.P.C. monogram, all painted in underglaze blue, (4) 25cm diameter Condition report: The IH plate has minor rim chips and short hairline. The Astbury plate and Turner plate are broken and restuck. The H.M.P.C. plate is in good condition.