| http://www.w3.org/ns/prov#value | - Referring now to the drawing, particularly with reference to FIGS. 1 and 2, there is illustrated a plastic sheet 8 in accordance with the present invention having an outside or upper surface 8a and an inside or lower surface 8b and made up of a large central section 9 which has been hot stretched and cooled while in stretched condition.
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