8th-10th century AD. An irregular, rectangular-section purple glass plate fragment, densely decorated with hatched chevrons, conjoined ovals containing stylised flowers, hatched fill and fields, band of calligraphic script and hatched ropework; iridescent surfaces. 84 grams, 14.5cm wide (5 3/4"). London art market 1979. Property of a gentleman living in central London. [No Reserve]