Original dyke built by Dutch 1655. Center of twelve mile circle marking top of Delaware, surveyed 1701, by Empson and Pusey.

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The Delaware Public Archives operates a historical markers program as part of its mandate. Markers are placed at historically significant locations and sites across the state. For more information on this program, please contact Connor Graham at (302) 744-5019 or via email at

LOCATION: New Castle – Chestnut Street, veer northeast at 3rd Street conjunction.