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Bau TW: Richards Medical Research Building, U Penn
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Bau TW: Richards Medical Research Building, U Penn
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Bau TW: Mother's House
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Bau TW: Mother's House
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Bau TW: University of Pennsylvania
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Bau TW: University of Pennsylvania
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Bau TW: University of Pennsylvania
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Bau TW: Kimmel Center for the Performing Arts
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Bau TW: Kimmel Center for the Performing Arts
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Bau TW: Kimmel Center for the Performing Arts
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Bau TW: Franklin Court
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Bau TW: Old City, Philadelphia
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Bau TW: Bingham Court
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Bau TW: Bingham Court
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Bau TW: Bingham Court
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Bau TW: Bingham Court
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Bau TW: Independence National Historic Park
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Bau TW: Independence National Historic Park
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Bau TW: Independence National Historic Park
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Bau TW: Rohm&Hass Building
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Bau TW: Rohm&Hass Building
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Bau TW: Terminal Reading Market
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Bau TW: Terminal Reading Market
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Bau TW: the morning street in Philly
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Bau TW: the morning street in Philly