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Ordnance park Charlestown Navy Yard NYPL bGF B. en Ordnance park Charlestown Navy Yard nypl org Scan by NYPL Ordnance park Charlestown Navy Yard Charlestown Navy Yard Mass Cannons The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection dcffdabc GFB Robert Dennis collection of stereoscopic views