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Fire alarm at Giant Food in Clarksville, Maryland [01]
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Fire alarm at Giant Food in Clarksville, Maryland [02]
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Wheelock Exceder at 1615 L Street NW
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Simplex fire alarm bell
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Abandoned Days Inn near Warfordsburg, Pennsylvania [11]
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Fire alarm in Roop Hall [01]
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Wheelock AS in Potomac Hall [01]
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Wheelock AS in Potomac Hall [02]
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Wheelock strobe at Rosslyn Center
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Fire alarm at United States Botanic Garden [03]
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Simplex fire alarm speaker/strobe
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Edwards fire alarm horn/strobe at Taylor Hall
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SpectrAlert fire alarm horn/strobe at Benjamin Franklin Middle School
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Wheelock fire alarm speaker/strobe in Ballston pedestrian bridge
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Fire alarm at Pentagon Row
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Wheaton parking garage
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Fire alarm speaker/strobe at John Hancock Center
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Fire alarm hanging by conduit
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"Notify crew member when flashing" strobe