cter of the foot. The colour andweight of the glass are probably the best criteria.The forgeries are generally light, and the beauti-ful mellow tone of the real old English glass isreplaced by a cold white tint or even a tingeof green. The twist is often more translucentthan in the genuine pieces,… … Eighteenth-Century Glass value. Before the nineteenth century thescar, where the piece after manufacture wasbroken away from the pontil, was invariably leftrough, instead of being ground down. The footin the genuine glasses is never flat, there beingalways a sUght slope downwards towards theedge.…
Glass
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