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Lockdown-related sign on door of Exxon gas station
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Safer at home sign in Harpers Ferry [01]
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Safer at home sign in Harpers Ferry [02]
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Elevator lobby at Dulles Airport parking garage
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"Littering is illegal" sign [01]
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"Please discard your trash to the trash cans outside"
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"Littering is illegal" sign [02]
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Interior of Towson Town Center