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Fire alarm upgrade at 1616 P Street NW [01]
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Fire alarm upgrade at 1616 P Street NW [02]
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Forward on Climate Rally [06]
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Forward on Climate Rally [07]
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Forward on Climate Rally [08]
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Forward on Climate Rally [09]
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Federal Reserve and Riverfront Plaza [01]
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Federal Reserve Bank building [01]
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Footbridge over the Canal [04]
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Footbridge over the Canal [03]
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Footbridge over the Canal [02]
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MeadWestvaco, Federal Reserve, and Riverfront Plaza buildings [01]
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Tree in bloom [02]
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MeadWestvaco building [02]
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MeadWestvaco, Federal Reserve, and Riverfront Plaza buildings [02]
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Richmond skyline [01]
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Richmond skyline [04]
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Richmond skyline [05]
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Richmond skyline [09]
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Richmond skyline [07]
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Richmond skyline [11]
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Richmond skyline [10]
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Richmond skyline [12]
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Federal Reserve Bank building [02]
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System Sensor fire alarm bell
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Interior of Washington Metro car 4090
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Water tower in Northbrook, Illinois
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Wheelock push station
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Platform edge under renovation at Shady Grove station
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Platform at Franconia-Springfield
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L'Enfant Plaza station [02]
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Metro Center station [05]
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Sign for Hawk Security Systems
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Bell System manhole cover in Durham, New Hampshire
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CTA Davis station [03]
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Uncovered Dupont Circle station entrance pylon
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Shenandoah County: A certified business location
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Enter Warren County, leave Shenandoah County
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Fire alarm pull station
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Orange Line train at Minnesota Avenue
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PIDS screens at East Falls Church
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Missing and cracked platform tiles at New Carrollton
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Wheelock MT at Quincy Adams station
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CTA Davis station [02]
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Purple Line train at Davis station [02]
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Blue Line to Huntington
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Orange Line train at West Falls Church
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West Falls Church-VT/UVA station [02]
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Platform at Franconia-Springfield [02]
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New Carrollton platform pylon
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Orange Line train arriving at New Carrollton
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Red Line train arriving at Brookland-CUA [02]
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PIDS screen at McPherson Square
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PIDS screen at Huntington
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Blue Line trains at Eisenhower Avenue
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Blue Line train to Rosslyn [01]
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Blue Line train at Huntington [01]
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Blue Line train at Huntington [02]
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Yellow Line train at Van Dorn Street
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Yellow Line train at Franconia-Springfield
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Orange Line train to Largo Town Center
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Yellow Line train to Franconia-Springfield
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Blue Line train to Rosslyn [02]
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PIDS screen at Pentagon City
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Two strobes from different manufacturers
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Blue Line train at King Street station
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Yellow Line train at King Street station
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Shaw-Howard University pylon
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WMATA Breda 3000-Series car on D Route Bridge
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Interior of WMATA railcar 4018
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Train arriving at West Falls Church-VT/UVA station
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Red Line train at Metro Center
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Simplex fire alarm pull station
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Rosslyn upper level platform [02]
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Old Town Alexandria [01]
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Metro Center station [01]
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Fire alarm horn/strobe and pull station at East Liberty Presbyterian Church
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Fire-Lite BG-10 at Roop Hall
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Former Circuit City in Wheaton, Maryland
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Red Line tunnel between Metro Center and Gallery Place