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Wheelock strobe at Rosslyn Center
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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 horn/strobe and pull station at East Liberty Presbyterian Church
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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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Wheelock MT at Quincy Adams station
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Amtrak Superliner II fire alarms [01]
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"Notify crew member when flashing" strobe
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Wheelock speaker strobe at Museum of Science and Industry
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Wheelock AS horn/strobe made from Legos [01]
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Wheelock AS horn/strobe made from Legos [02]
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Wheelock MT horn/strobe on Viewliner railcar
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Wheelock MT horn/strobe
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Gentex SHG at Lakeforest Mall
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Fire alarm speaker/strobe at Navy Pier
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Fire alarm at Staunton Mall [01]
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Fire alarm at 600 Jefferson Plaza [02]
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Simplex horn with diverter and separate strobe [01]
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Simplex horn with diverter and separate strobe [02]
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Fire alarm at Delaware House [01]
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Wheelock AS at MVA Gaithersburg
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Wheelock ET speaker/strobe at Olney Indoor Swim Center
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Wheelock Exceder at Staples
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SpectrAlert Advance strobe [01]
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SpectrAlert Advance strobe [02]
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Wheelock 7002T at the American Legion in Silver Spring
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Fire alarm strobe mounted through a glass window
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Fire alarms at Dick's Sporting Goods
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Fire alarm strobe at Martin's in Culpeper, Virginia [01]
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Fire alarm strobe at Martin's in Culpeper, Virginia [02]
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SpectrAlert Advance horn/strobe at Big Lots
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Wheelock NS at Modell's
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Arundel Mills service corridor
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Simplex TrueAlert at Mars Supermarket
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Wheelock AS
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Simplex horn and strobe plate
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Wheelock 7002T at Martinsburg Mall
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Public address speakers and fire alarm strobes at Greensboro station
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Fire alarm strobe at Tysons II
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Wheelock Exceder at Bank of America building
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Simplex fire alarm horn and light
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Simplex fire alarm horn at Laurel Safeway
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Weatherproof Simplex TrueAlert at Ace Hotel
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Third-floor space at 5533 Walnut Street
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Wheelock speaker/strobe at Cathedral of Learning [01]
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Wheelock speaker/strobe at Cathedral of Learning [02]
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SpectrAlert Advance horn/strobe [01]
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SpectrAlert Advance horn/strobe [02]
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Mismatched Edwards Genesis horn/strobe
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Old and new fire alarms [02]
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Old and new fire alarms [01]
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Old and new fire alarms [03]
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Old and new fire alarms [04]
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Wheelock Exceder at The Flats at Shady Grove
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Wheelock speaker/strobe at Federal Plaza
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Wheelock 7002 at a Comfort Inn [01]
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Photographing a fire alarm
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Wheelock 7002 at a Comfort Inn [02]
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Edwards Integrity with broken strobe
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SpectrAlert Advance with pull station
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Wheelock 7002T with projector device
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Wheelock 7002T at 18310 Montgomery Village Avenue [01]
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Wheelock 7002T at 18310 Montgomery Village Avenue [02]
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Simulated fire alarm
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SpectrAlert classic horn/strobe [01]
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SpectrAlert classic horn/strobe [02]
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Gentex SHG horn/strobe [01]
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Gentex SHG horn/strobe [02]
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Gentex SHG horn/strobe [04]
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Gentex SHG horn/strobe [03]
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Wheelock AS at NVCC Annandale [02]
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Wheelock AS at NVCC Annandale [01]
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System Sensor L-Series horn/strobe [03]
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System Sensor L-Series horn/strobe [04]
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System Sensor L-Series horn/strobe [01]
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System Sensor L-Series horn/strobe [02]
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Fire alarm in Leesburg parking garage