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2 Eaton Street [02]
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2 Eaton Street [01]
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Fire alarm strobe in the basement of the Cathedral of Learning [01]
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Fire alarm strobe in the basement of the Cathedral of Learning [02]
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Fire alarm strobe in the basement of the Cathedral of Learning [03]
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Fire alarm speaker/strobe at Cathedral of Learning [01]
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Fire alarm speaker/strobe at Cathedral of Learning [02]
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Fire alarm strobe at the 875 North Michigan Avenue observatory [01]
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Fire alarm strobe at the 875 North Michigan Avenue observatory [02]