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Wheelock NS at Montgomery General Hospital office building [01]
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Wheelock NS at Montgomery General Hospital office building [02]
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Fire alarm horn/strobe at the Hampton Inn in Independence, Ohio
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Wheelock AS at MVA Gaithersburg
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Fire alarm at United States Botanic Garden [03]
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Wheelock strobe at Rosslyn Center
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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 MT in Potomac Hall [02]
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Wheelock MT in Potomac Hall [01]