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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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AT&T Long Lines tower in Dumfries, Virginia [01]
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AT&T Long Lines tower in Dumfries, Virginia [11]
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AT&T Long Lines tower in Dumfries, Virginia [12]
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AT&T Long Lines tower in Dumfries, Virginia [18]
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AT&T Long Lines tower in Dumfries, Virginia [19]
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AT&T Long Lines tower in Dumfries, Virginia [26]
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AT&T Long Lines tower in Dumfries, Virginia [28]
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AT&T Long Lines tower in Dumfries, Virginia [32]
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AT&T Long Lines tower in Dumfries, Virginia [08]
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AT&T Long Lines tower in Dumfries, Virginia [15]
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AT&T Long Lines tower in Dumfries, Virginia [17]
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AT&T Long Lines tower in Dumfries, Virginia [27]
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AT&T Long Lines tower in Dumfries, Virginia [02]
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AT&T Long Lines tower in Dumfries, Virginia [05]
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AT&T Long Lines tower in Dumfries, Virginia [06]
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AT&T Long Lines tower in Dumfries, Virginia [30]
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AT&T Long Lines tower in Dumfries, Virginia [04]
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AT&T Long Lines tower in Dumfries, Virginia [14]
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AT&T Long Lines tower in Dumfries, Virginia [24]
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AT&T Long Lines tower in Dumfries, Virginia [25]
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AT&T Long Lines tower in Dumfries, Virginia [03]
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AT&T Long Lines tower in Dumfries, Virginia [07]
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AT&T Long Lines tower in Dumfries, Virginia [09]
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AT&T Long Lines tower in Dumfries, Virginia [10]
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AT&T Long Lines tower in Dumfries, Virginia [13]
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AT&T Long Lines tower in Dumfries, Virginia [16]
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AT&T Long Lines tower in Dumfries, Virginia [20]
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AT&T Long Lines tower in Dumfries, Virginia [21]
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AT&T Long Lines tower in Dumfries, Virginia [22]
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AT&T Long Lines tower in Dumfries, Virginia [23]
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AT&T Long Lines tower in Dumfries, Virginia [29]
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AT&T Long Lines tower in Dumfries, Virginia [31]
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Simplex TrueAlert at Frank S. Farley Service Plaza [01]
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Simplex TrueAlert at Frank S. Farley Service Plaza [02]
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Simplex TrueAlert at Frank S. Farley Service Plaza [03]
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Fire alarm horn at Webster Towers
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General alarm and public address speaker on the MV New Jersey
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Fire alarm at Shaw-Howard University station [01]
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Fire alarm at Shaw-Howard University station [02]
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Fire alarm horn at 5000 Sunnyside Avenue [01]
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Fire alarm horn at 5000 Sunnyside Avenue [02]
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Fire alarm horn at 5000 Sunnyside Avenue [03]
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Fire alarm horn at 5000 Sunnyside Avenue [04]
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Fire alarm horn/strobe at 5000 Sunnyside Avenue [01]
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Fire alarm horn/strobe at 5000 Sunnyside Avenue [02]