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Add river/water body extent from 1823 map
Closed
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Add 1803 street network
Closed
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Fix street segment that was incorrectly set to a too early start date
Closed
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Improve start date of modern river area
Closed
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Add earlier source for many streets
Closed
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Add river
Closed
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Change river direction towards coast
Closed
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Add body of water
Closed
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Earlier Providence River shore
Closed
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Add railroads
Closed
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Add railroad
Closed
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Add railroad tracks
Closed
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Add railroad
Closed
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Add rail tracks
Closed
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Add New York and New England Railroad to Providence
Closed
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Add rail tracks through Providence
Closed
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Add Westminster Arcade
Closed
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Add city hall
Closed
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Add East Side Bus Tunnel / Trolley Tunnel
Closed
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Add hurricane barrier
Closed