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Demolition of Spring Mall Building [08]
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Fire alarm strobe at the Hilton in Springfield, Virginia
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Wheelock Powerpath at Franconia Center
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Fire alarm bell and strobe at Franconia Center
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Fire alarm bell at Franconia Center
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Fire alarm strobe at Franconia Center [01]
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Fire alarm strobe at Franconia Center [02]
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Fire alarm strobe at Franconia Center [03]