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sssdc1: DC Boundary Stones Map
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sssdc1: Markie on the rocks under the I-295 bridge at Oxon Cove
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sssdc1: Potomac shoreline south of Oxon Cove
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sssdc1: Doll washed up along the Potomac near DC boundary stone SE9
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sssdc1: Markie at DC Boundary Stone SE9
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sssdc1: DC Boundary Stone SE9
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sssdc1: DC Boundary Stone SE9
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sssdc1: Oxon Creek
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sssdc1: DC Boundary Stone SE8
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sssdc1: DC Boundary Stone SE8
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sssdc1: Markie at DC boundary stone SE7
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sssdc1: DC Boundary Stone SE7
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sssdc1: DC Boundary Stone SE6
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sssdc1: DC Boundary Stone SE6
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sssdc1: DC Boundary Stone SE6
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sssdc1: DC Boundary Stone SE6
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sssdc1: DC Boundary Stone SE5
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sssdc1: DC Boundary Stone SE4 (missing)
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sssdc1: DC Boundary Stone SE4 (missing)
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sssdc1: DC Boundary Stone SE3
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sssdc1: DC Boundary Stone SE3
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sssdc1: DC Boundary Stone SE2
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sssdc1: DC Boundary Stone SE1
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sssdc1: DC Boundary Stone SE1
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sssdc1: DC Boundary Stone SE1
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sssdc1: DC East Cornerstone
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sssdc1: DC East Cornerstone
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sssdc1: DC East Cornerstone
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sssdc1: DC East Cornerstone
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sssdc1: DC Boundary Stone NE9