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Keystones are an architectural marvel. At one time they were an engineers corner stone to building radius openings. The key stone was the last stone put at the very top to hold all the other pieces together when creating curved openings. Today they are mostly decorative. Pearlworks keystones come in a large variety of sizes and shapes and some are very flexible to create a wrap around look that is very unique.

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Memory usage: real: 22020096, emalloc: 21526792
Code ProfilerTimeCntEmallocRealMem